Stem Canker – Caused by the pathogen Botryosphaeria sp., stem canker usually attacks the terminal branches of lychee trees. Like any plant, lychee trees can experience certain disease problems. Generally, in fruiting plants or edibles, it is best to use preventative fungicide applications in early spring. Growers, harvesters and shippers sign compliance agreements with FDACS. Algal Leaf Spot – Caused by the fungal pathogen Cephaleuros virescens. The reddish-colored fruit are both sweet and tart. Lychee Erinose Mite. Bird pests of the lychee are lorikeets and fruit bats, and they can decimate an orchard in three days, so it's recommended that fruiting trees are netted. Lychee trees grow best in the subtropics where there are periods of warmth, but also periods of cool (not cold) weather. Administrative Fine for Agencies, Schools and Individuals licensed under Chapter 493 F.S. Symptoms Of Disease In Lychee: Learn About Common Lychee While lychee trees are resistant to most diseases, they may fall victim to pests, such as aphids, during flush growth. ©2019-2020 Florida Department of Agriculture and Consumer ServicesFlorida Capitol — Tallahassee, Florida 32399-0800Questions? 1.9 MB Revised/Replacement License For Agencies, Schools and Individuals licensed under Chapter 493, F.S. As a thank you for joining our campaign, we’ll gift you our brand new eBook,. Most of the common lychee tree diseases are caused by fungal pathogens. LEM is native to Asia where it is a severe pest to lychee (Litchi chinensis). 1-800-HELP-FLA (1-800-435-7352) or 1-800-FL-AYUDA (1-800-352-9832), Mon.–Fri. The Florida Department of Agriculture and Consumer Services (FDACS) has eradicated this pest twice before, in Sarasota County in 1957 and Miami-Dade County in 1993. Gleosporium sp. Preventative fungicides can help with pink limb blight, as well as pruning out infected tissues. How to manage lychee diseases, of course, depends on the specific disease, but many fungal diseases cannot be controlled by fungicides once they have produced symptoms. Let’s take a closer look at common lychee tree diseases: Anthracnose – This fungal disease is caused by the fungal pathogen Colletotrichum loeosporioides. The lychee erinose mite is a pest of lychee fruit trees. Duplicate License For Agencies, Schools and Individuals licensed under Chapter 493 F.S. Make payments or register online to renew or obtain new licenses by selecting a keyword which best matches your license needs below. Fruit-piercing moth: The best way to combat fruit-piercing moths is to harvest lychee fruit as early as possible. If it has been unusually cold, it could just be winter damage. However, the tree isn’t immune to its share of problems. Occasionally, mushroom root rot (Clitocybe tabescens) kills lychee trees, often in land where oaks (Quercus virginiana) were previously grown. Plant two or three trees in close proximity to assist in pollination and increase fruit set. Why Is My Lychee Turning Brown – What Do Brown Lychee Leaves Mean, What To Do With Lychees: Learn How To Use Lychee Fruits, How To Manage Mango Disease: Tips For Treating A Sick Mango Tree, Olive Preservation Guide: How Do You Brine Olives, Thanksgiving Flower Decor: DIY Floral Thanksgiving Arrangements, Garden Thanksgiving – Reasons To Be A Thankful Gardener, Nasturtiums As Pest Control – Planting Nasturtiums For Pest Management, Reverend Morrow’s Tomato Plant: Caring For Reverend Morrow’s Heirloom Tomatoes, Common Pitaya Problems: Dragon Fruit Pests And Diseases, Ghost Cherry Tomato Care – Tips For Growing Ghost Cherry Plants, The Bountiful Garden: Bringing The Garden To Thanksgiving, Overwintering Containers And End Of Season Cleanup, Must Have Winter Shrubs – Top 7 Shrubs For Winter Interest, Enclosed Porch Garden – Indoor Gardening On The Porch. Withhold water from mature trees for six to eight weeks before the trees bloom. Occasionally, mushroom root rot (Clitocybe tabescens) kills lychee trees, often in land where oaks (Quercus virginiana) were previously grown. Lychee trees need a period of about 3 months of dry, cool (not freezing) winter weather for the plants to go semi-dormant and to control disease spread. Infected limbs will wilt, drop foliage and fruit, and die back. How to manage lychee diseases, of course, depends on the specific disease, but many fungal diseases cannot be controlled by fungicides once they have produced symptoms. The mite has also been reported in Hawaii, Australia, and most recently Brazil. Consult experts at your local cooperative extension office for more information. ): Spray beetles with a permethrin-based insecticide. This disease almost always goes unnoticed until it has killed the tree by rotting its roots away. Diseases of lychee tree include anthracnose, root rot and red algae. Lychee trees, which bear sweet, red fruits, are gaining popularity in subtropical home gardens. These actions Although LEM is present in Hawaii, the mite is a prioritized quarantine pest in the continental U.S. and other territories. Read on to learn about potential problems with lychee trees and how to keep lychees healthy. It causes oval or irregular shaped, sunken lesions on the branches, which may cause the bark to crack open. Happy holidays from all of us at Gardening Know How. A parasitic lichen may occasionally attack leaves. Mushroom root rot is the most deadly disease affecting the lychee tree. With our brand new eBook, featuring our favorite DIY projects for the whole family, we really wanted to create a way to not only show our appreciation for the growing Gardening Know How community, but also unite our community to help every one of our neighbors in need during these unprecedented times. Lychee is a beautiful tree with a rounded canopy and deep green foliage. Although this pest is too small to see without a microscope, its presence can be detected on the surface of the lychee leaves. If the tree is small, cover it with netting. Here are the most likely ones to affect your plant: Mites (leaf curl mites, red spider mites, etc. Hopefully, it’ll help make your holiday season as special as possible. Security Agency Branch Class BB License Renewal, Security Officer Instructor Class DI License Renewal, Security Officer School or Training Facility Class DS License Renewal, Solicitation of Contributions - Admin Fine, Statewide Firearm License, not Concealed Weapon, Class G License Renewal, Florida Plant Viruses and Their Inclusions, LEM Control Actions for Nurseries and Residential Properties, Frequently Asked Questions: Elemental Sulfur (Miticide Application). Many of the fungal diseases that lychee trees can develop are caused by overly wet, warm and humid winter conditions. The lychee erinose mite has been found in the following Florida counties: No quarantine is in effect for these counties at this time, but positive trees will be treated. Find more gardening information on Gardening Know How: Keep up to date with all that's happening in and around the garden. If winter in a location is too cold for lychee trees, they may also display symptoms that resemble disease. Unchecked, an infestation of mites can severely damage the tree, fruit and flowers. However, if weather conditions are hot and dry, you may need to water lightly during this time. LEM infests immature Lychee leaves and forms small blisters. View COVID-19 Information. When temperatures drop below 32 F. (0 C.), lychee tree foliage may turn yellow or brown, and wilt or drop. Continue reading to learn how to spot the symptoms of disease in lychee trees.

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