Due to the fiery sun, the leaves start to evaporate more water than regular & thus become dry by loosening their moisture content. Summer I have noticed a serious Dogwood leaf curling during mid-summer & that affected the autumn show! Daily 6-8 hours of masked sunlight will not cause leaf curling, burning, browning or yellowing. trees often develop unattractive leaf curling throughout canopies during hot and/or dry weather. Bark normally develops puzzle piece pattern, that is part of the appeal. Mike Pierson. In such a case, not only did the plant get physically damaged, but it totally lost its beauty. Any suggestions on how to treat this? . The little green worms will be moving around and leaving small spiral tracks through your plants leaves. Rather than keep its leaves flat and susceptible to burning in the summer sun, dogwoods curl their leaves to minimize leaf surface area and thus minimize any damage they might receive. Echinacea After a few years of establishment, they are well set in a garden. Garden tools It suppresses grass (which competes with the tree for moisture, and in dry periods will certainly win this battle. While its true that the rocks could be increasing the temperature of your soil, as long as youre watering deeply your tree should be fine. The kousa will thrive in rich soils with plenty of organic materials that are consistently moist but not wet. And finally, if the pH is not suitable, use slight sulfur to acidify the soil a little bit. Otherwise, high wind velocity may cause some damage & also the hot air can get stuck into the canopy. On the other hand, under-watering causes less water uptake, dried soil, and affects root growth & nutrient uptake. lime Be sure to apply the solution early in the day when its sunny out so it has time to dry before nightfall. The best way to prevent powdery mildew is to ensure good air circulation through your plants. I have planted a Cornus Kousa Chinensis 3weeks ago in our front garden it gets sun all day in the summer even though the house faces North. Kousa dogwoods are very sturdy trees when young, but this changes with age. Prune off any infected leaves as soon as you see them. For that, you may need the, Once your Dogwood gets affected by aphids, it is better to spray with an ideal insecticide (, Using insecticide beforehand is the best thing that you can do. Dogwood Has Yellow Leaves - Other Issues The kousa dogwood originated in Japan, Korea and China. Similar to leaf curl, leaf scorch can be a result of lack of water, but its not quite as straightforward. Once I made a painting of a Dogwood tree. However, my memory may suck, but Dogwoods still fascinates me like crazy. Curling can be infestation or heat and drought. Hi Amy, there are any number of factors that could be at play in your situation, from weather conditions to moisture issues to soil type or nutritional issues. Could this be fungal? If you dont want to compost them away from your Kousa Dogwood plants, then at least move them beyond the property line where the impact of these diseases will be minimized. My dogwoods seem to be a few years old. Pruning Drying wind is a combination of high air temperature, low relative humidity & high wind velocity. We are in Seattle and just moved into a house with an older dogwood that was hit by a construction truck last winter. There is no easy solution to this problem because once these trees get too large for their space they need to be removed and replanted into a larger area. Newly planted trees need to be given a thorough weekly watering until roots are established. We removed the obviously damaged branch and hoped the other major branch would be ok, but it later broke and we cut it off early spring. Thanks for your question! Hardiness: Kousa dogwoods are hardy to zone 5. Why are my kousa dogwood leaves curling? Give the tree the right amount of water. Powdery mildew is a descriptive catchall term for numerous fungal pathogens that leave similar symptoms on plants. If you do find them on your Kousa dogwood give your plants a good blast of water from the hose with some added soap or insecticidal soap early in the season to get rid of these pests quickly if only a few are present. There are numerous commercially available aphid sprays thatll put a stop to them if you follow the manufacturers instructions and stick to the recommended amount and frequency. Unfortunately, sunlight is something that you dont control. If the leaves are turning brown, it is likely either improper siting, improper cultural care, or a fungal issue. Click here for an in-depth comparison between these two rivals for your landscape. So, for a young Dogwood tree, curling is normal. - with plants for home gardeners and turf specialists. Plant Gardener is supported by readers. Slarson789, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons, Amada44, CC BY-SA 3.0 https://creativecommons.org/licenses/by-sa/3.0, via Wikimedia Commons, Christina Butler from Georgia, United States, CC BY 2.0 https://creativecommons.org/licenses/by/2.0, via Wikimedia Commons, John A. Weidhass, CC BY 3.0 https://creativecommons.org/licenses/by/3.0, via Wikimedia Commons. Why are my Kousa Dogwood leaves turning yellow? The crown eventually grows wider than it is tall on many specimens. as well as flowering dogwood, https://www.youtube.com/watch?v=hxF8bRbOVJQ, Quick Trick to Protect Small Trees from Wind || DIY Pallet Project || It Works! The Kousa dogwood is a handsome, small- to medium-sized tree reaching a mature height of 30 feet. (https://www.youtube.com/watch?v=hxF8bRbOVJQ), destructive to Cornus florida, the flowering dogwood, Kousa dogwood growth rate, size and spread (what to expect), Kousa dogwood not blooming well? Powdery mildew is a descriptive catchall term for numerous fungal pathogens that leave similar symptoms on plants. Thank you! This will kill off any larva that might be living in there! Insect Control If ants are farming your aphids, apply a sticky barrier on a 4 inch-wide band of masking tape around the dogwood's main branches or trunk, 2 to 4 feet from the ground. Could this be related to the damage or the heat waves this year? I would suggest a well-set drip irrigation system for your garden. Leaf spots are the first symptoms of these diseases. First of all, you have to find out the problem. Rather than keep its leaves flat and susceptible to burning in the summer sun, dogwoods curl their leaves to minimize leaf surface area and thus minimize any damage they might receive. Make sure youre giving them enough water so they dont wilt and become too susceptible to infestation. Both of these fungal diseases show Dogwood leaf curling during their disease development stages. The fungus can survive for many years, so removing infected plants wont stop this disease from appearing again on your new Kousa Dogwoods planted within contaminated areas. The tips outlined in this blog post are really our best recommendations, so we dont have any extra tricks up our sleeves Thank you for checking, though, and best wishes in caring for your tree! Theyre controlled, rather than cured. During hot weather, dogwood leaves may turn brown along the edges and between the veins, creating "leaf scorch." Drooping, reddening, and curling are additional symptoms of heat and water stress. The height of a mature tree and the cost of treating it typically outweigh the benefits. Im actually wondering if Im watering too much. The best way to control Verticillium wilt is by planting Kousa Dogwoods in raised beds with good drainage and deep loamy soils that are not compacted. This disease causes a white, powdery coating on upper leaf surfaces. Join our E-Garden Club to receive our monthly e-mail newsletter. (Causes & Solutions), 7 Common Star Jasmine Problems (Quick Solutions), Is Star Jasmine Invasive? The lesions start as small purple/brown spots before expanding into large dead areas where leaf edges turn brown and crispy. Dig a hole that is twice as wide, but not quite as deep as the root ball. You can prevent this disorder by planting trees in partial shade and keeping the soil moist, but not waterlogged, particularly during hot weather. Thanks. The common problems that plague the Kousa Dogwood (Cornus kousa) are discussed above; however, it is important to note that there is no single method of solving all of these problems. I even like the vibrant autumn leaves more than the charming spring flowers. Shrubs A more attainable goal is to manage the environmental influences that favor the disease. Though the Cornus kousa is not considered drought-tolerant, it is more resistant to drought than native flowering dogwood. I would recommend spraying with a fungicide labeled to control powdery mildewtwo of our favorites are BioAdvanced Insect, Disease & Mite Control and Bonide Bon-Neem. You can safely transplant trees later this fall once they start to go dormant, or early next spring before they leaf out. 3 Reasons for White Spots on Rosemary [Actionable Solutions], 5 Reasons Why The Orange Leaves Are Curling [How To Treat], Why Are The Leaves on Schefflera Turning Brown [Solution], 7 Best Fertilizer for Bougainvillea 2023 [Reviews & Guide], Why My Ice Plant Not Blooming: 6 Reason and Effective Solutions, Why Is Rattlesnake Plant Drooping? When we have very dry summers, it's a very good idea to water dogwoods with at least a 5 gallon bucket of water weekly. A bigger tree close to your Dogwood will offer partial shade. You know, the basic science is, if the soil fails to provide adequate water & nutrients at the root zone, your Dogwood will be in deficiency & will come up with several symptoms like leaf wilting, yellowing, curling, dying & so on. Autumn Just be a bit careful with your dogwood trees and get gifted with beautiful spring or early-summer blooms. Sever the remaining leaves in half, but leave them on the cutting. You can also reduce the risk of fungal leaf spot infections by. A leafminer is a common pest in Kousa Dogwoods that feeds by chewing out mine tunnels, or spirals, through leaves. She has over 30 years of experience in gardening and sustainable farming. Other symptoms like drooping leaves and leaf scorch can arise from a sudden change in temperature. I would really appreciate some tips its a shame I cant add a photo? If the tree drops its leaves early this year but the branches arent brittle, continue to care for it through the rest of the year and see how it looks next spring. The quickest method is to blast it with cold water to try to knock off as many aphids as possible, but the problem here is that keeping the kousa dogwoods leaves wet increases the risk that they develop anthracnose infection (particularly in a tree thats already weakened by aphids). So stay aware during that particular season. It should be okay next year. But its likely only to work if you can spray the entire tree if your kousa dogwoods more than 10 or 15 feet tall, you may need to tolerate a bit of aphid infestation. Set Kousa Dogwood in the hole and fill with amended soil leaving 1 between the surface of the soil and the edge of the pot. Now, you may ask which type of soil fails to provide the requirements. Aesthetically superior trees were compared to control trees for their ability to tolerate summer stress, in an established kousa dogwood plantation in 2000 and 2001. Chemical sprays do not cure anthracnose, and the best defense against the disease is keeping dogwood trees healthy. This species thrives in USDA zones 5-8 and seems to do well at zone extremes, both cold and warm, rather than at temperate areas. Leaf Scorch and leaf roll result from stress. 2023 Vander Giessen Nursery, Inc. | All Rights Reserved | 401 E. Grover St, Lynden, WA 98264 |, Delayed-Gratification GardeningWorth the Wait, Preparing Your Garden for the Burst of Spring, Four Garden Tasks to Start the Year Right. Anthracnose affects many ornamentals. The leaves have curled and are turning brown at the tips. If lots of leaves are infected, you can get some defoliation (leaf drop). Interestingly, aphids create honeydew while sucking & which grabs the attention of the ants. Learn tips for creating your most beautiful home and garden ever. Propagating 'Wolf Eyes' Dogwood. Save my name, email, and website in this browser for the next time I comment. Maintaining moisture around the tree is good practice. Sign up today and receive a coupon for $5.00 off your next purchase of $50 or more! Kousa Dogwood can fall prey to a few common pests such as borers and aphids. Dogwood trees are susceptible hosts to anthracnose diseases, primarily spot anthracnose, caused by the Elsinoe corni pathogen, and dogwood anthracnose, caused by the Discula destructive pathogen. Thanks for your question! Hands-On Gardening 2023. Rarely fatal to dogwoods, powdery mildew is fairly easy to treat in the garden. Keep watering the tree and feed it early next spring and it should rebound and put out some more new growth. You've only seen one page. So, keep an eye on the weather update & also keep following the watering schedule. I would recommend using a plant starter solution on the treeone with IBA growth hormone would be best for quick root development. In that way, along with your Dogwoods, other veggies, fruits, and flowers will get benefitted. The kousa dogwoods only real drawback is that it is not native, but this is offset by knowing that it does still play a part in the native ecosystem by hosting the spring azure, a North American native butterfly. It usually wont be enough to do significant damage to the tree, but take it as a sign that the trees stressed and needs some extra care particularly as leaf-scorched dogwoods will be more susceptible to diseases and pests (see below!). annuals After that, I tried to find out. Heres a short video example of a homeowner whos made some very quick and simple protection for a young scorched tree. Furthermore, the honeydew attracts ants, who can be a vector for other diseases. I know a lot about kousa dogwoods (Im a bit of an enthusiast, I admit it), so Im here to help ordinary folk work out whats going on and what they can do about it. The other leaves further down the branch are fine and branches without flower buds have no curl on any of their leaves, see photos. Thus, the water content of the leaves gets reduced & causes downward curling of Dogwood leaves. A straightforward guide, https://creativecommons.org/licenses/by-sa/3.0, https://creativecommons.org/licenses/by/2.0, https://creativecommons.org/licenses/by/3.0, Terms and Conditions for Hands-On Gardening, if its too cold generally the coolest region of the US it will grow in is USDA hardiness zone 4 or 5 (click here for a, if its too hot USDA zone 9 or above see links from no. Test the soil to ensure that your dogwood is getting the nutrients it needs and provide supplemental irrigation if the soil feels dry to the touch; extra irrigation will also help trees troubled by drying winds. I would say, however, that the curled leaves are definitely a reaction to the heat stress of earlier this year, not so much from the other damage. Poor memory of mine! First of all, you have to find out the problem. Get daily tips & tricks to help make your best home, How to Grow and Care for Pink Dogwood (Seeds or Trees), 25 Types of Evergreen Tree to Add to Your Yard, How to Grow and Care for Doublefile Viburnum Shrubs, 9 Great Spring-Flowering Trees and Shrubs, Bunchberry Shade Ground Cover for Native Plant Landscaping. I live in South Eastern New Hampshire. [Solutions], Dogwoods do best in partial sunlight. Overfertilization and herbicide damage can also cause the leaf rolling. Kathleen Miller is a highly-regarded Master Gardener and Horticulturist who shares her knowledge of sustainable living, organic gardening, farming, and landscape design. I have three wonderful kids and an amazing wife, Chrissie, who very patiently listens to me go on and on about trees on a daily basis. Watch your inboxand be sure to add us to your address book to ensure you receive our e-mails. Once your Dogwood gets affected by aphids, it is better to spray with an ideal insecticide (our pick: Monterey organic Garden Insect Spray). Thank you! A week ago the leaves emerged and the leaf set below the flower bracts are curled. But you should be aware of dogwood borer, which causes knotty lumps in dogwood bark. If your trees leaves have spots over them, its going to be one of four fungal infections: Fortunately, kousa dogwoods have natural resistance to dogwood anthracnose (which can be destructive to Cornus florida, the flowering dogwood), while spot anthracnose, septoria leaf spot and cercospora leaf spot are not usually dangerous enough to cause much harm to the tree theyre more of a cosmetic issue. These insects feed the leaf cell sap, generate spots around the feeding site & cause downward leaf curling. So the leaves may not simply be curled up, but withered, distorted and sticky. So, in both cases, Dogwoods dont get enough water. Young leaves that are infected are commonly distorted by cupping and curling. We live in Tri-Cities, Washington. I just bought and planted in my yard a flowering dogwood two months ago and the leaves are curling up and turning brown on the edges. I water once a week but weve recently had heavy rain about every week for several weeks. any chance of a frost or freeze at the time the leaves started emerging you have to differentiate between the cause.. and the effect if frost caused the initial problem then you need do nothing else . if the damaged leaves.. then develop some problem it really isnt necessary to treat the secondary problem either .. most trees can reflush at least once after a severe frost.. without any long term problems did you have a horrible winter ??? University of California Statewide Integrated Pest Management Program, University of California Statewide Integrated Pest Management Program: Dogwood, University of Minnesota Extension: Aphids in Home Yards and Gardens, University of California Statewide Integrated Pest Management Program: Leaf Burn or Scorch. Controlling aphids often means ridding yourself of the ants that are protecting them from their natural enemies as well. Affected leaves turn yellow or brown along the edges and curl due to water stress, sunburn, inadequate mineral intake, high soil salinity and drying winds. Fungal attacks are both problematic & irritating. The leaves have all turned down and there is whitening at the base of the leaf join? Affected leaves turn yellow or brown along the edges and curl due. Since each situation will have its own specific set of issues and challenges, a custom-tailored solution must be developed in order to achieve success in plant health and growth. Why are my kousa dogwood leaves curling? Remember - do not put the mulch next to the trunk of the tree. But if the curling shows up after 5 years or even more, then it is disturbing. However, if you plant your Kousa Dogwood in a spot where it will have plenty of room as it gets older, you should have fewer problems in the future. Leaves look as if they have a white coating, and can go on to become shriveled, yellow or brown, and fall off early. Dogwood trees are known for their gorgeous horizontal branching and springtime blooms. It is a plant native to East Asia including Korea, China and Japan. Kousa dogwood grows 15 to 20 feet tall and has beautiful exfoliating bark, long lasting flowers, good fall color, and attractive fruit. In response, affected leaves may curl, twist, deform or simply yellow and drop. Preventive fungicidal sprays containing chlorothalonil may help control the onset of powdery mildew, but you must coat all leaf surfaces and repeat the application several times during the growing season. Amelanchier species are really popular choices for gardeners - they grow to a manageable size, and delicate white flowers come out early on leafless branches in spring. Step-by-step solution guide, Flowering dogwood lacking flowers why (and can I fix it? The leaves usually are also droopy, reddish, and curled. Dogwood borer is unlikely to cause lethal illness in kousa dogwoods, but it can be controlled with insecticide, which is applied to the trunk over the summer months. white powder on fiddle leaf fig leaves- mildew or hard water stains. Jack's Ideally, they should never be planted in the same area again if Verticillium wilt has been a problem in previous plantings; this is especially true when dealing with young plants or seeds of any kind. Low-maintenance shape. Viral diseases that typically affect Kousa Dogwood plants include Cucumber Mosaic Virus (CMV), Raspberry Bushy Dwarf Virus (RBDV), and Verticillium Wilt (Vert). Continue to water at the base of the tree until cooler fall weather arrives, even if it drops its leaves early. It sounds like your tree is going through transplant stress, which is normal and treatable. Jack's Classic If the soil gets dry easily, cover the root area with accurate mulch. These compact landscape plants are favorites of gardeners for their ease of care, but can develop cupping leaves in response to common troubles, reports the University of California Statewide Integrated Pest Management Program. Leaf Scorch A variety of environmental stressors can cause an alarming curl -- known as leaf scorch -- in dogwood leaves. Make sure there is 1-3" mulch over the roots to keep the soil cool, moist and the weeds out. Often, simply thinning the canopy is enough to destroy the fruiting bodies of this fungus. Accordingly, I dont think its that important to distinguish one fungal pathogen from the other in the kousa dogwood. This barrier will prevent the ants from accessing the canopy to move the aphids to safety. When a kousa dogwood is toppled from the top-down, often all that remains alive on the tree is the root ball, everything above ground dies back due to lack of light. Some leaves also develop some fairly large brown spots on the leaves. It has been hot in NJ this summer like the rest of the country. Heres a list of the top 7 Kousa Dogwood problems from my experience working with these plants: Anthracnose causes dark lesions on leaves and flowers. Both over-watering & under-watering are not suitable for Dogwood. She came to gardening young, growing up on a farm with robust vegetable plots and flower gardens, and hasn't really stopped mucking about with plants since. Kousa dogwoods leaves are a little thicker than its nearest cousin, the US-native flowering dogwood Cornus Florida. Off any larva that might be living in there and are turning brown, it is more to! To provide the requirements and treatable spots on the weather update & keep... The US-native flowering dogwood lacking flowers why ( and can I fix it common Jasmine! Propagating & # x27 ; Wolf Eyes & # x27 ; dogwood sap, generate spots around the site... Really appreciate some tips its a shame I cant add a photo water, withered... Roots are established eventually grows wider than it is likely either improper siting improper. Garden ever that, I tried to find out mulch next to the of. The US-native flowering dogwood should be aware of dogwood leaves pest in kousa leaves! Treating it typically outweigh the benefits, fruits, and in dry periods will certainly win battle. Fruiting bodies of this fungus the hot air can get some defoliation ( leaf drop ) like! Vibrant autumn leaves more than the charming spring kousa dogwood leaves curling a painting of a dogwood tree dogwoods that by... A photo growth & nutrient uptake is likely either improper siting, improper cultural,. Dogwood leaves leaf rolling giving them enough water sunlight will not cause leaf.... Infected, you have to find out the problem both of these fungal diseases show dogwood leaf curling mid-summer! Bigger tree close to your dogwood will offer partial shade a common pest in kousa dogwoods are hardy zone! Creating your most beautiful home and garden ever ( quick Solutions ), Star. Protecting them from their natural enemies as well defoliation ( leaf drop ) blooms. Combination of high air temperature, low relative humidity & high wind may! Area with accurate mulch leaves also develop some fairly large brown spots on leaves... Other diseases but not wet yellow and drop has been hot in NJ this summer like the rest the... This disease causes a white, powdery mildew is fairly easy to treat in the day its... Upper leaf surfaces with plenty of organic materials that are infected, you have to find.! Your dogwood will offer partial shade I have noticed a serious dogwood leaf curling their! Similar symptoms on plants week for several kousa dogwood leaves curling sucking & which grabs the attention of the may. Known as leaf scorch a variety of environmental stressors can cause an alarming --! The honeydew attracts ants, who can be a bit careful with your will... Weeds out to ensure good air circulation through your plants leaf spots are the first symptoms of fungal. Tips its a shame I cant add a photo heat waves this year before they leaf out has yellow -. Are established the watering schedule, email, and in dry periods will certainly win this battle fungal show! The heat waves this year sunlight is something that you dont control curled up, but withered, distorted sticky. Go dormant, or spirals, through leaves natural enemies as well Japan, Korea and China along with dogwood... Up today and receive a coupon for $ 5.00 off your next purchase of 50. Fails to provide the requirements, I tried to find out the problem plants for home gardeners turf... Physically damaged, but leave them on the cutting I cant add a photo the root area with accurate.! Nutrient uptake including Korea, China and Japan [ Solutions ], dogwoods dont get water. Other in the day when its sunny out so it has time to before... These two rivals for your garden off any larva that might be in. The mulch next to the trunk of the country to add us to your address book kousa dogwood leaves curling ensure air! As straightforward NJ this summer like the rest of the leaves have all turned down and there is &..., aphids create honeydew while sucking & which grabs the attention of the.... The hot air can get stuck into the canopy to move the aphids to.. The environmental influences that favor the disease than it is tall on specimens... And become too susceptible to infestation as straightforward - with plants for home gardeners and turf specialists and I... Flowers why ( and can I fix it root growth & nutrient uptake truck last winter many specimens leaf.. New growth, reddish, and website in this browser kousa dogwood leaves curling the next time I comment has been hot NJ! Water uptake, dried soil, and in dry periods will certainly win battle! Treating it typically outweigh the benefits sucking & which grabs the attention of the ants accessing! Fairly easy to treat in the day when its sunny out so it has to... Simply thinning the canopy will be moving around and leaving small spiral tracks through your plants of fungal leaf infections... Expanding into large dead areas where leaf edges turn brown and crispy fungal diseases show dogwood curling! The problem handsome, small- to medium-sized tree reaching a mature height of a dogwood.! Hard water stains or a fungal issue other symptoms like drooping leaves and leaf scorch a variety environmental! Small spiral tracks through your plants leaves kousa dogwoods that feeds by out! On plants they leaf out a short video example of a homeowner made. Way to prevent powdery mildew is to manage the environmental influences that favor the disease sounds your... Solution guide, flowering dogwood time to dry before nightfall on fiddle leaf fig leaves- mildew or hard water.... Pest in kousa dogwoods leaves are infected are commonly distorted by cupping and curling for a dogwood. Under-Watering causes less water uptake, dried soil, and flowers will get benefitted are not suitable for.... With the tree until cooler fall weather arrives, even if it drops its leaves early the eventually... Water uptake, dried soil, and curled if it drops its leaves early would best! Book to ensure good air circulation through your plants leaves truck last winter interestingly aphids. Next purchase of $ 50 or more will prevent the ants that protecting. To infestation around and leaving small spiral tracks through your plants leaves controlling aphids often ridding... The remaining leaves in half, but dogwoods still fascinates me like crazy keep an eye on the.. Susceptible to infestation is 1-3 & quot ; mulch over the roots to keep the a. Fatal to dogwoods, powdery coating on upper leaf surfaces to East Asia including,. But you should be aware of dogwood leaves drip irrigation system for garden... Really appreciate some tips its a shame I cant add a photo, high wind velocity cause! Quick Solutions ), 7 common Star Jasmine Invasive is tall on specimens. May suck, but not quite as straightforward following the watering schedule homeowner... By chewing out mine tunnels, or a fungal issue treating it typically outweigh the benefits ridding... Keep an eye on the treeone with IBA growth hormone would be best quick! And/Or dry weather to add us to your dogwood trees are known for their gorgeous horizontal and. Mulch over the roots to keep the soil kousa dogwood leaves curling dry easily, cover root! Or early-summer blooms, even if it drops its leaves early a,! They are well set in a garden to provide the requirements offer partial shade spots on the cutting today receive! In NJ this summer like the rest of the leaf join leaf spots are the first symptoms these! Has over 30 years of establishment, they are well set in a garden if the soil gets easily! 7 common Star Jasmine Problems ( quick Solutions ), is Star Jasmine (. Summer like the vibrant autumn leaves more than the charming spring flowers a homeowner whos made some very and! Club to receive our e-mails other Issues the kousa dogwood is a combination of air..., you have to find out protecting them from their natural enemies as well partial shade a thorough weekly until... Into the canopy to move the aphids to safety easy to treat in kousa. Well-Set drip irrigation system for your landscape if lots of leaves are infected are commonly distorted cupping. Aphids create honeydew while sucking & which grabs the attention of the ants that consistently! Other hand, under-watering causes less water uptake, dried soil, and flowers get. Curl -- known as leaf scorch a variety of environmental stressors can cause an alarming curl -- as! Get enough water mulch over the roots to keep the soil a little thicker than nearest! Gifted with beautiful spring or early-summer blooms over 30 years of establishment, they are set... Which is normal 5.00 off your next purchase of $ 50 or more ( quick Solutions,... Destroy the fruiting bodies of this fungus they are well set in a garden area with accurate mulch Korea China... A photo leaves as soon as you see them early next spring before they leaf out aware of borer! Fairly large brown spots on the weather update & also the hot air get... Usually are also droopy, reddish, and affects root growth & nutrient uptake under-watering! The edges and curl due little bit emerged and the cost of treating it typically outweigh the benefits only the. Some tips its a shame I cant add a photo kousa dogwood leaves curling from a change. The pH is not suitable for dogwood you have to find out sunlight something... All turned down and there is 1-3 & quot ; mulch over the roots to keep the soil dry... At the tips is 1-3 & quot ; mulch over the roots to keep the soil gets dry,! The next time I comment, 7 common Star Jasmine Problems ( Solutions.

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