When temperatures drop below 32 F. (0 C.), lychee tree foliage may turn yellow or brown, and wilt or drop. The state of Florida neither endorses links nor approves of links to external sources. As a thank you for joining our campaign, we’ll gift you our brand new eBook,. [ Preventative fungal applications can help manage the disease and infected branches can be pruned out, but be sure to sterilize your pruners. Hopefully, it’ll help make your holiday season as special as possible. Many of the fungal diseases that lychee trees can develop are caused by overly wet, warm and humid winter conditions. Symptoms of mushroom root rot mostly take place under the soil, until the overall wilting and sudden death of the tree occurs. So, this holiday season, we created a giving campaign for two of our favorite non-profits who are working to help put food on the tables of hungry families across the U.S. and around the world. It causes erineum galls, or hairy abnormal growths, to form on the leaves of the lychee tree. 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. Consult experts at your local cooperative extension office for more information. Lychee trees, which bear sweet, red fruits, are gaining popularity in subtropical home gardens. Maintain a barrier of at least 2 or 3 feet (1 m.) between lychee trees and lawn grass. ): Spray beetles with a permethrin-based insecticide. Sign up to get all the latest gardening tips! If it has been unusually cold, it could just be winter damage. All services require an appointment. Algal leaf spot is controlled easily by lime sulphur sprays. As the lesions grow, they will girdle the limb, causing damage to the vascular system. The state of Florida takes no responsibility for a link's operation or content. Occasionally, mushroom root rot (Clitocybe tabescens) kills lychee trees, often in land where oaks (Quercus virginiana) were previously grown. Treating A Sick Lychee Tree – Learn How To Manage Lychee Diseases, What To Do With Lychees: Learn How To Use Lychee Fruits, Why Is My Lychee Turning Brown – What Do Brown Lychee Leaves Mean, Thanksgiving Flower Decor: DIY Floral Thanksgiving Arrangements, Garden Thanksgiving – Reasons To Be A Thankful Gardener, Can You Grow Spices – How To Get Spices From Plants, About Semi-Hardwood Cuttings – Information On Semi-Hardwood Propagation, What Is A Rocky Mountain Bee Plant – Learn About Rocky Mountain Cleome Care, Clove Tree Sumatra Info: Recognizing Sumatra Disease Of Cloves, 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. The symptoms of erinose mite presence are distorted leaves and little black pimples on the fruit. After HoursTo report suspect fruit movement violations, call 1-800-342-5869. Proper watering will help prevent many common lychee issues, including fruit split. Occasionally, mushroom root rot (Clitocybe tabescens) kills lychee trees, often in land where oaks (Quercus virginiana) were previously grown. After selecting a keyword you will be taken to our online payment center where you will be required to log in before entering any payments. Algal leaf spot is also known as green scurf or red leaf spot. Apply a thin layer of mulch around the tree, extended to the dripline, but always allow a 6-inch (15 cm. Let’s take a closer look at common lychee tree diseases: Anthracnose – This fungal disease is caused by the fungal pathogen Colletotrichum loeosporioides. However, the tree isn’t immune to its share of problems. Lychee trees grow best in the subtropics where there are periods of warmth, but also periods of cool (not cold) weather. Avoid hitting the bark with a lawn mower or weed trimmer, as damage to the trunk can weaken the tree. It can also infect branches and bark. Pink Limb Blight – This fungal disease is caused by the pathogen Erythricium salmonicolor. Most are the result of improper watering (either too much or too little), or excessive use of fertilizer. Consult experts at your local cooperative extension office for more information. Lychee is a beautiful tree with a rounded canopy and deep green foliage. Generally, in fruiting plants or edibles, it is best to use preventative fungicide applications in early spring. Insect pests are erinose mite, macadamia nut borer and fruit spotting bug. LEM is native to Asia where it is a severe pest to lychee (Litchi chinensis). Administrative Fine for Agencies, Schools and Individuals licensed under Chapter 493 F.S. Most of the common lychee tree diseases are caused by fungal pathogens. Although this pest is too small to see without a microscope, its presence can be detected on the surface of the lychee leaves. Stem Canker – Caused by the pathogen Botryosphaeria sp., stem canker usually attacks the terminal branches of lychee trees.