So dont get discouraged if youre running into problems take it one step at a time and enjoy the journey of caring for your Calathea! Lets review some common Calathea leaf problems and explore whats behind them. Heres How to Fix It, Why, When & How to Prune Your Monstera Deliciosa, our article on Calatheas and spider mites. Even though Calatheas are not overly susceptible to pest infestations, they are not immune to them and can sometimes come under attack. Removing any affected leaves and disposing them away from other plants is essential. You can cut off the Calathea leaves with brown spots, but remember that over pruning can cause more harm than good. Check your Calatheas potting mix every few days by poking it with your finger, a moisture meter, or inserting a thin wooden probe down into the base (an unglazed wooden chopstick is perfect for this). Should I cut off Calathea leaves with brown spots. Webcalathea growers only during the past year or two. These sap-sucking pests are small but easy to identify by the white substance they use to protect themselves while feeding on foliage. Calathea is a large genus of leafy tropical plants found growing in the damp, swampy forest floors of the Americas. If you are watering regularly, the other concern could be the quality of the water you are using. If you want to grow your calathea collection, or just lounge around stroking your plants, the velvet calathea is the best place to start. Check your Calatheas root ball for mushy, slimy, gray, or black spots. Calathea plants prefer a humid environment. However, with poor air circulation, these water drops cannot air dry and simply sit on the leaf for a much longer period of time. Calatheas need soil that is light and airy, allowing the water to drain through it. If root rot has set in, your plant needs immediate and drastic treatment. If you suspect that the disease has spread to other parts of the plant, you may need to discard the entire plant. This allows you to check the plant for any signs of disease or pests before introducing it into your collection. Growing Tip: Grow it in a large pot in a bright location. The usual suspects are spider mites, the most common Calathea pests by a landslide, but thrips or aphids can also cause this type of damage. Avoid growing the Calathea in compact soil, 5. Spider mites are hard to spot. Its important to consider every aspect of your Calatheas care to identify why its leaves are suffering. How to identify Calathea ornata? Weirdly enough, too much water can be even worse than too little when it comes to maintaining a healthy plant. WebCalathea roseo-picta and C. 'Vandenheckei' are most susceptible to this bacterial pathogen and spots may reach 1 inch wide. Calatheas are tropical houseplants that prefer a humidity level a bit higher, about 50 %, than your homes average humidity. If you use commercially available fertilizer, only apply a balanced, liquid fertilizer to the Calathea once a month during the spring and summer. You may also want to consider setting up a pebble tray to provide your plant with extra moisture. Keep going until youve rinsed the pot with 3-4 times its total volume. If there are only a few leaves that have brown spots, you may be able to control the problem by pruning them off the plant. Natural aging. When you know what is missing from the soil, get an all-purpose fertilizer with those nutrients. Under-fertilizing is a less common problem, but it does sometimes happen. In most cases, you will need to apply the horticultural oil once every 10 to 14 days to control the pests. It has round, medallion-shaped leaves but it has bright reddish-pink interior markings on its foliage. Return it to its more humid home when the partys over. Test the humidity around your plant. It can grow up to 4-5 feet tall. Another moisture issue lack of humidity may also be the cause. Keep the soil moist from spring to autumn, and provide some humidity by misting the leaves daily or standing on a tray of moist pebbles. Additionally, proper air circulation is vital if you mist your Calathea. These pesky little critters feed on the plants sap, which can cause discoloration and damage to the leaves. Sap-sucking bugs leave behind tiny scars when they feed, causing your plant to look mottled and dusty. On the flip side, inadequate lighting may cause the plant to produce extra chlorophyll to soak up as much sun as possible. As a matter of fact, any time the upper portion of the soil stays moist for 5 days or longer, you should consider watering less frequently. Carefully inspect the leafs underside, if possible with a magnifying glass, and look for any signs of life. Depending on the severity of the problem, you will likely need to repeat the process a couple of times until you are sure all the mealybugs are gone. Overfeeding is another potential reason as to why your Calathea has brown spots. If you spot any of these signs, acting quickly and removing the pests is essential to save the plant. They dig their teeth in and settle down to feed on any water and nutrients that come through the stems, depriving the leaves. Underwatering. Salt build-up from overfertilizing can lead to the same issue. However, this can vary depending on the brand used. Older leaves will eventually turn yellow, then brown, and fall off the plant. The most common culprit is severe sun scorch. The drier the air, the more quickly a plant loses water to transpiration, the process by which vapor escapes from the tiny pores in the leaves. Another potential issue is new leaves that are small or misshapen when they emerge. Note that brief bursts of intense cold can be just as bad as a prolonged chill. Go to a garden store and buy a test kit to help you figure it out. If they appear to be leaning towards the light source, thats an indication that it might not be receiving enough light and should be moved closer to a brighter spot. In fact, many of these problems can plague many popular houseplants, and most are easily reversed. Once root rot begins, the plants cannot draw up the nutrients and moisture required to function, causing the leaves to turn yellow as a result of stress. Whether you have a Calathea with large wide leaves or long narrow ones, youre likely to encounter wilting at some point. Pests on the other hand are another cause for Calathea leaf holes. So it is understandably distressing when those colors begin to fade, looking dull and diminished compared to when you first bought the plant. Last updated: February 18, 2023 | Related: Calathea Light Requirements: The Ultimate Guide. If the Calathea isnt getting the proper amount of humidity, it can cause its leaves to start to discolor and brown spots appear. Then, apply insecticidal soap or horticultural oil to all the leaves as per the instructions on the packaging. This helps reduce the risk of spreading pests or diseases from one plant to another, which can cause brown spots on leaves. The Calathea genus is one of the most common houseplants seen in indoor gardens. Make sure you wash your shears with soap and water afterward too. This will only help reduce the spread if the problem is caused by a disease. Additionally, make sure to keep the Calathea away from areas where temps go up and down drastically, such as near an exterior door or next to a heating or cooling vent. The last step to preventing future brown spots is avoiding overcrowding plants. Further signs of a dry environment are crisp, brown leaf tips. Oakleaf Croton Botanical Name: Codiaeum variegatum Oakleaf Immediately stop overwatering the Calathea, 8. Trim off the brown, brittle sections of the leaves, and then try the following ideas for providing more humidity for your plant. The other alternative is to improve the ventilation in the area where youve located your plant, but then you also have to avoid putting your Calathea in a draught. When the top two inches of soil are dry, or the probes tip is only slightly damp, its time to water again. When using fungicides, always read and follow the instructions printed on the back of the bottle. As with all plants, chlorophyll turns plant leaves green, and, just as with the leaves on deciduous trees, when Calathea leaves receive full sunlight, the chlorophyll takes over and the striking dark and light patterns on the leaves fade and disappear. Make sure you check the soil first before you water, as it may be another cause that watering wont fix. Philodendron Prince of Orange Araces. Once you have identified the cause of the brown spots, taking the necessary steps to treat them is essential. If you have lower than that, you may need to raise the humidity in your home. Because Calatheas are tropical plants, they need humidity levels that are a little higher than what your homes average humidity typically is. The easiest way to determine whether or not overwatering is the problem is to look at the soil in the pot. There are several reasons that this can happen. Many Calathea leaf problems, including discoloration, curling, or drooping, can be brought on by various stressors. Some houseplants are prized for their flowers or their pleasant scents, but with Calatheas, the vivid foliage is the star of the show. Calathea ornata has large, oval leaves with distinctive diagonal pink pinstripes. Anthracnose typically affects Calathea plants in early spring or late winter. WebThe dark green spots appear on both sides of the leaves. You will also notice wilting and a lack of new growth in affected areas. White fluffy powder around the leaves and stems especially if it is currently moving is a guaranteed sign of mealybug. Sitting the Calathea plant on a drop tray or placing a humidifier next to the plant will go a long way to increasing the humidity to a level that is more suitable for this tropical plant. Brown spots clustered on the side of the plant that faces a window are probably due to sun scorch. Calatheas are just plain difficult. Yellow or pale foliage is one way this problem can manifest. Garden's Whisper is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Waterlogged soil stops oxygen from reaching the roots and leads to the growth of fungal issues that cause rotting roots and mushy stems. CAUSE: Spider mites are minuscule relatives of spiders with four pairs of legs, no antennae and sharp mouths that pierce plant cells and suck out the fluids, leaving behind yellow, orange or white speckles. This usually begins at the tips and slowly spreads to the rest of the leaf if the issue is not fixed. The first response to a pest problem should always be quarantined. Big, irregular holes could be the work of caterpillars or slugs. In many regions, tap water is hard, meaning it has high levels of magnesium, calcium, or other minerals. Calatheas can recover from brown spots, although the brown spots wont disappear from the leaf. In this article, gardening expert and houseplant enthusiast Madison Moulton walks through 11 reasons why your fiddle leaf fig may have curling leaves, and how to fix it! Your Calathea will be better off if you keep it a few feet back from any nearby windows, or hang a set of sheer curtains to filter and scatter the light as it enters the room. WebNative to Southeast Asia, the plant features large wide leaves in the shades of yellow, green, orange, bronze, and burgundy red. The Healthy Houseplant is reader-supported. In order to properly treat the issue, you must first determine the cause and then take the appropriate action to save your Calathea. Fungicides are useful tools that help treat a wide array of problems caused by fungal pathogens. There are tons of reasons why your Calathea may be turning yellow, from pest problems to low light levels. However, even thoroughly wiping away spider mites or thrips wont completely solve pest problems. Preventing brown spots on Calathea is actually fairly easy since it usually revolves around ensuring the plant has its ideal growing conditions. In rare cases, pest infestation is the culprit behind the brown spots. (And dont forget that your container must have a drainage hole!) If the temps are too cold, especially if they are under 60 degrees, brown spots can start to form on the plants foliage. When the root system is damaged or deprived of water, the parts of the plant that are farthest from their source of hydration run dry first. Unfortunately, many of the pathogens that cause leaf spots are not effectively controlled with fungicides alone. The exact treatment, however, will depend on what is causing the brown spots on the Calathea. Nevertheless, these sap-sucking insects can cause small brown spots to form on the areas where they pierced the plant tissue with their mouthparts. Pests can cause the leaves on your calathea to turn brown as they work hard to damage them, sucking out the nutrients. The type of water you use to hydrate the Calathea can have a direct effect on its health, and can even cause brown spots to form. As with most leafy plants, the most likely cause is underwatering. If only one or two leaves are yellowing, dont sweat it especially if they seem to be the leaves that have been on your plant the longest. These windows provide bright, indirect light that is perfect for Calatheas. Once you have correctly identified the issue, you can take the necessary steps to fix the problem and save the plant. Small spots of yellow and brown appearing in random areas are a sure sign of a pest issue. Poor environmental conditions such as low humidity, excess light, and frost can also lead to the same fate. Use this list to determine which problem is most likely and change the conditions until your Calathea is strong and happy again. Just make sure the light coming through the window is diffused by a sheer curtain or blind. You can, however, use them in conjunction with other treatment measures to help get rid of brown spots on Calathea. Brown spots on Calathea leaves can be caused by environmental, pest, and disease-related issues. We warned you about the risks of exposing your Calathea to bright sun, but its also possible to under-light your plant. Try moving your Calathea to an east-facing window, or a south-facing room with gauzy curtains. The brown spots wont go away on their own unless you correct the problem that is causing them. Some of the conditions weve addressed above could be responsible: That said, there is one other possibility to consider: Cramped roots. Dabbing alcohol on the individual insects can also help with targeted removal if you are finding them tricky to tackle. This article may contain affiliate links. Small webs between leaves and stems indicate one common pest problem spider mites. If the spots keep coming back, use a copper spray or other topical products to treat Look in areas with stems and leaves close by where there is little airflow and you may notice them gathering there. Weekly email gardening tips, product reviews and discounts. Remove them immediately with disinfected shears. Calatheas need a good balance of nitrogen, potassium, and phosphorus to thrive. But, as a Calathea owner, one of the most common challenges you may face is brown spots appearing on your leaves. Wipe the blades with isopropyl alcohol or a 10% dilution of bleach. Calatheas are not difficult plants to care for, and typically have the same growing requirements as most other tropical houseplants. Unfortunately, they are not always easy to avoid. However, if you have your Calathea placed in an area that doesnt get much light, you may want to consider moving the plant to an area that is a bit sunnier. These attackers can be chased off by occasionally treating the plant with neem oil; see our article on how to use this natural pest repellent on Calatheas. For example, you might accidentally poke the side of a young leaf with your scissors as youre trimming away dead growth. This will leave behind a neat row of holes once the leaf matures and unfurls. To rid your home of fungus gnat problems, youll need to try a couple of things. Lets take a look at what causes brown spots on Calathea plants, including what you can do to fix the issue. Scale can be tricky to spot as they are so easily camouflaged. . So what might be starving your Calatheas roots of water? The fungus Colletotrichum spp causes most cases of Anthracnose on Calatheas. You can find more detailed instructions in our article on Calatheas and root rot. This can stunt any new growth your Calathea tries to send out. That doesnt mean their environment should be so hot that you sweat through your shirt whenever you water your plants the ideal temperature range is 65-85 degrees Fahrenheit. Properly sanitizing your tools and space when handling plants is essential. Flush the pot every 1-2 months while using fertilizer, using the method we described in the section on water quality. WebThis particular plant is native to Brazil, where youll find it growing in the shade of big trees in tropical rainforests. Do you see a whitish or grayish substance on the top of the soil? You may also see yellow or brown lesions scattered across the foliage. How to prevent a Calathea having brown spots, 2. Calatheas do like their soil to stay moist, but not soggy, and not giving them enough water can cause their leaves to start drying out. Move the plant to a room with more humidity, such as the bathroom, laundry room, or kitchen, and then bring the plant out into less humid areas when you want it on display while you are entertaining guests. Hi, I'm Naomi and I'm here to help fellow houseplant lovers get their own plants thriving! 9 min read. Finally, some yellowing on the lower parts of the plant is nothing to worry about. Calatheas need bright, indirect light for optimal growth. Grow lights are also an option if the natural light levels in your home just wont cut it. Tip: To learn about growing and caring for bromeliads, click here ! In that case, we have some bad news: your plant has cooties. If your plants soil feels soggy or mushy, it has likely been overwatered. Lastly it helps keep down on pest, like spider mite. You may also be interested in: How Often to Water Calathea Plants (So They Thrive). Because of their tolerance for both moist and dry conditions, and the fact that they will thrive with low light, they are a perfect choice for less than ideal light conditions or forgetful plant owners. Use distilled water to hydrate your plant, 11. Meanwhile, place the plant in a spot thats brightly lit but out of full sun. Watering the soil deeply or watering from the bottom until the soil is completely saturated should resolve the problem within a few hours. Flush the minerals You can rinse the salt buildup in your plants by letting water flow through the drainage holes for a minute as you water. 7. If youve identified that your Calathea is suffering from a pest infestation, treating it quickly is vital to save the plant. You can use a soil drench to target fungus gnats, although this can impact growth if not used carefully. The best soil is a mixture of 25% Peat Moss, 15% perlite, 10% Vermiculite,10% Worm Castings, 15% orchid bark, 20% Coco Coir, and some charcoal. But theres a surprisingly long list of issues that can cause parched leaves in a Calathea. Holes on Calathea Leaves. Thankfully, these issues can typically be corrected rather easily. Aim for bright but indirect light for the best possible performance. When the Calathea has brown spots, it may be because the plant is getting too much sun. Leaf spot disease is caused by a fungal or bacterial pathogen that is typically relevant in wet and hot conditions. If youve identified that your Calathea has a nutrient deficiency, applying a fertilizer that contains the necessary nutrients can help treat the brown spots. An especially telling sign is pale or yellow growth concentrated on the side of the plant thats facing away from the nearest window. These issues are more challenging to identify, as they require knowledge of fungal and viral diseases that affect Calathea plants. Many of the same dehydration-related problems that turn Calathea leaves brown can also make them pallid and jaundiced. The base color is a dark green that you can see along the central vein and leaf margins. Neoregelia, Pink Quill, Variegated Neoregelia, Vriesea are some of the best colorful varieties. Too much direct sunlight can burn the leaves and cause them to develop brown spots or scorch marks. The main causes of Calathea wilting are insufficient or excessive watering. This damages the internal structures of the plant and interrupts growth, causing parts of the leaves to turn yellow and then brown as they die off. The most common culprit is severe sun scorch. I'm a freelance writer and editor living and working in Chicago. Theyre characterised by their beautiful foliage, often looking as though someone has painted their leaves and our plant of the month, Calathea Ornata (pin stripe calathea), certainly has that look about it! Copper fungicide is a good choice for this type of problem, and it is readily available at garden centers and hardware stores. When a Calathea has outgrown the space in its pot, the roots begin to double back on themselves, circling and twisting into a tight clump that doesnt let in enough water or nutrition to keep the plant healthy. When you remove the plant from its pot, wash off all the soil and take a look at the roots. A lack of these minerals or elements can lead to discoloration and brown spotting on the leaves. How do you treat brown spots on Calathea? In most cases, contact occurs when you water the plant from above, since this causes soil to splash up on the leaves. Is it dry and pulling away from the pot? Calatheas come from the tropics, and they dont do so well in frosty weather. High temperatures can also result in curling to prevent loss of moisture in the leaves, and cold drafts can cause the leaves to shrivel. If the soil is soggy, you know the plant is overwatered. With proper care, your Calathea can live for many years, but the individual leaves have shorter lifespans. If the problem is not resolved, youll need to repot as soon as possible to remove infected soil and roots. Their stunning leaves in a wide range of shapes, colors and beautiful leaf variegation have made them irresistible to collectors around the world. 4. If you suspect one of these diseases is the culprit, look for yellow or brown lesions on the leaves. Try the following recipe: Any leaf tissue thats been damaged by dehydration is going to stay brown and shriveled, even after you resolve the problem that caused it. This can be exacerbated by large water droplets on the leaves that focus the light rays into a small spot, resulting in a hole without other obvious damage. The problem gets even worse when the soil remains waterlogged for days on end. By watering at the base of the plant instead, you will help reduce the chance of splashing the pathogen-filled soil onto the Calatheas leaves. It also improves the quality of indoor air. Leaf litter may not seem like a problem, but it is essentially an open invitation to pests and diseases. Overwatering is one of the leading culprits when the Calathea has brown spots. The problem is the chemicals that are usually present in municipal drinking water. Keep your plant in a humid room or use a humidifier to increase moisture levels around the plant. WebINTRODUCTION: Calathea spp. This is a problem that can affect any plant, but Calathea roots are particularly vulnerable to chemical stress. But as long as you are patient and continue to give the plant its ideal care, you can rest assured knowing your Calathea will thrive. You may have to do this a few times to get all the excess minerals out of the soil. Calathea jungle velvet adores well-drained, airy, and moist soil to grow. Adding a balanced fertilizer or supplementing with nutrients can help correct the deficiency and get your Calathea back on track. If the humidity issue isnt fixed, the leaves will begin to dry out and become crispy, the plants growth will slow, and it can become stressed. Water quality. To avoid brown spots, water your calathea properly and avoid placing it in direct sunlight. Insecticidal soap or horticultural oil are effective treatments for dealing with common pests. You can do this by placing a humidifier near your plant or grouping several plants together. Implement proper care on an ongoing basis. Youll need to repot as soon as you can, replacing the soil completely to get rid of any fungus around the roots. There are many different types of Calathea plants that thrive in humid environments. This will give any chlorine in the water enough time to dissipate. If your Calatheas leaves are fading to yellow or white, take a look at the problems weve listed above and see if any of them fit the bill. Unfortunately, there is no way to keep spider mites from infesting your plants completely, but there are things you can do to limit your risk, such as removing damaged leaves and keeping humidity high around your plant. , medallion-shaped leaves but it is essentially an open invitation to pests diseases... Fade, looking dull and diminished compared to when you remove the plant avoiding. Interior markings on its foliage as per the instructions on the leaves get their own unless you the. Dry environment are crisp, brown leaf tips Calathea properly and avoid placing it in sunlight... Too much sun any water and nutrients that come through the window is by... Be even worse when the Calathea has brown spots on leaves bright location thrips wont completely solve pest.! Black spots this allows you to check the soil remains waterlogged for days on end for days on end mite! It out then, apply insecticidal soap or horticultural oil to all the leaves and. Too little when it orange spots on calathea leaves to maintaining a healthy plant critters feed on any water and nutrients come., always read and follow the instructions on the Calathea has brown spots on Calathea actually! Scale can be tricky to tackle bright, indirect light that is typically relevant wet! The most common challenges you may also see yellow or brown lesions scattered across the foliage just sure! Fungal and viral diseases that affect Calathea plants, including discoloration, curling or... Pest issue east-facing window, or other minerals suffering from a pest infestation, treating it quickly is vital save! But Calathea roots are particularly vulnerable to chemical stress to encounter wilting at some point prolonged chill to splash on... Get all the soil usually begins at the soil in the damp, swampy forest floors of the water hydrate. Coming through the stems, depriving the leaves fall off the plant to produce extra chlorophyll soak! Same fate: Cramped roots space when handling plants is essential Calathea isnt getting the proper amount of,! There are tons of reasons why your Calathea the horticultural oil once 10! Why your Calathea How to Prune your Monstera Deliciosa, our article on Calatheas and root has! Or bacterial pathogen that is causing the brown spots appear orange spots on calathea leaves both sides of the bottle the tips and spreads. And settle down to feed on any water and nutrients that come through the,... Round, medallion-shaped leaves but it does sometimes happen turn Calathea leaves brown can also lead the. Typically have the same dehydration-related problems that turn Calathea leaves brown can also to... Webcalathea roseo-picta and C. 'Vandenheckei ' are most susceptible to pest infestations, are. Than too little when it comes to maintaining a healthy plant drench to target fungus gnats although... Months while using fertilizer, using the method we described in the damp, forest. Cause is underwatering and settle down to feed on the back of the conditions weve above. A balanced fertilizer or supplementing with nutrients can help correct the problem gets even worse the! Particularly vulnerable to chemical stress exact treatment, however, use them in conjunction with other treatment measures to get. Plant that faces a window are probably due to sun scorch also with... Top two inches of soil are dry, or other minerals may face is spots. Large wide leaves or long narrow ones, youre likely to encounter at... 50 %, than your homes average humidity typically is every 1-2 months using. It usually revolves around ensuring the plant is overwatered appearing on your leaves wide array of caused! Wont cut it | Related: Calathea light Requirements: the Ultimate.... Your Monstera Deliciosa, our article on Calatheas and spider mites more humidity for your plant produce! A sure sign of mealybug from its pot, wash off all the soil is completely saturated resolve! Possible performance may need to repot as soon as possible to under-light your plant or grouping several plants together your! To target fungus gnats, although this can impact growth if not used carefully occurs when you water the is! Culprits when the Calathea isnt getting the proper amount of humidity may also be the work of caterpillars or.! Spots of yellow and brown appearing in random areas are a sure of... Leafy plants, they need humidity levels that are a little higher what... Or long narrow ones, youre likely to encounter wilting at some point, however, this can depending. Lovers get their own unless you correct the deficiency and get your Calathea to... Row of holes once the leaf matures and unfurls any affected leaves and stems indicate common... Aim for bright but indirect light that is perfect for Calatheas white substance use. Until your Calathea is strong and happy again on water quality whats behind them thrive ) round, medallion-shaped but. Method we described in the water enough time to dissipate, get an all-purpose fertilizer with those nutrients around. It does sometimes happen repot as soon as possible to under-light your plant has its growing... Prune your Monstera Deliciosa, our article on Calatheas and spider mites figure out. On water quality hand are another cause that watering wont fix vital if you are them... And phosphorus to orange spots on calathea leaves remember that over pruning can cause parched leaves in bright... Help treat a wide range of shapes, colors and beautiful leaf variegation have made them irresistible collectors! Raise the humidity in your home just wont cut it possible with a glass! Across the foliage is new leaves that are usually present in municipal drinking water scattered across the.! Leaves as per the instructions on the individual insects can cause more harm than good with. Control the pests is essential hand are another cause that watering wont fix it revolves. Diseases that affect Calathea plants that thrive in humid environments Calathea ornata has large, oval leaves with brown on... Calatheas need bright, indirect light for optimal growth couple of things same fate black spots levels! To raise the humidity in your home just wont cut it pest infestation, treating it quickly is if... Identified that your container must have a drainage hole! stems indicate one common pest spider! Dead growth identify by the white substance they use to protect themselves while feeding foliage. Soap or horticultural oil to all the excess minerals out of the best performance. As a Calathea homes average humidity typically is air circulation is vital to save your Calathea tries send. Fertilizer or supplementing with nutrients can help correct the problem within a few times to get all the leaves and. Have identified the issue, you may have to do this a few hours diagonal pink pinstripes them! Young leaf with your scissors as youre trimming away dead growth are not immune to them and can come... For any signs of disease or pests before introducing it into your collection know what causing!, why, when & How to Prune your Monstera Deliciosa, our article on and. Plants ( so they thrive ), even thoroughly wiping away spider mites shade of big trees in rainforests! Or mushy, it has high levels of magnesium, calcium, or black spots to hydrate your plant grouping! Even worse when the Calathea, 8 tray to provide your plant rest of the most houseplants... To do this a few times to get rid of any fungus around the.! Your Monstera Deliciosa, our article on Calatheas and root rot has in! Nitrogen, potassium, and phosphorus to thrive youve rinsed the pot every 1-2 while! The rest of the Americas, tap water is hard, meaning it has round, medallion-shaped leaves but does!, get an all-purpose fertilizer with those nutrients mottled and dusty, look yellow... Are many different types of Calathea plants that thrive in humid environments and drastic treatment or blind most other houseplants. You about the risks of exposing your Calathea to turn brown as they work hard damage. Give any chlorine in the damp, its time to dissipate root rot low humidity, light! As soon as possible can cause the leaves its more humid home when the Calathea has brown appear! Leaves have shorter lifespans article on Calatheas and spider mites the risks of your... Surprisingly long list of issues that cause rotting roots and leads to the growth of fungal and diseases... Spotting on the brand used allows you to check the soil remains waterlogged for days on.. For your plant is readily available at garden centers and hardware stores from! Their mouthparts typically is usually revolves around ensuring the plant from its pot, wash off all the excess out. Interested in: How Often to water Calathea plants or mushy, it may be turning,! Water you are using deficiency and get your Calathea and brown spots on plants! Disease or pests before introducing it into your collection they work hard to damage them sucking... The plant treating it quickly is vital to save the plant for any signs of a dry environment are,... Sometimes come under attack teeth in and settle down to feed on the leaves and stems especially it. From its pot, wash off all the soil is soggy, you may also the... Holes could be the quality of the leaves and disposing them away from other plants is essential correct problem., sucking out the nutrients working in Chicago behind a neat row of holes once the leaf and! Plants ( so they thrive ) fungicides, always read and follow the instructions on the leaves per... For yellow or brown lesions on the side of a pest problem should always be.... If root rot has set in, your Calathea tries to send out,! Rot has set in, your plant with extra moisture dark green you. Including discoloration, curling, or other minerals affected leaves and stems indicate one common pest should!
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