Common Tree Disease in Chattanooga, Tennessee
Here are some tree diseases common to the Southeast US and specifically Chattanooga, their symptoms, and treatments.
Anthracnose Spot
A widely known disease that impacts a variety of plants and trees. It can attack trees in two ways: Spot Anthracnose that affects tree leaves and blossoms and the more destructive canker types that damages a tree's vascular system.
Treatment- proper fertilizing and spraying with fruit tree, vegetable, and ornamental fungicide. Repeat the process if needed.
Treatment- proper fertilizing and spraying with fruit tree, vegetable, and ornamental fungicide. Repeat the process if needed.
Apple Scab
One of the most common diseases that impact apple trees. The disease is caused by a fungus called Venturia inaequalis which is common in moist areas.
Treatment- rake and get rid of any fallen leaves below the infected tree. Spray the tree with Captan Fungicide in the spring season.
Treatment- rake and get rid of any fallen leaves below the infected tree. Spray the tree with Captan Fungicide in the spring season.
Armillaria Root Rot
Most popularly known as oak root fungus, Armillaria Root rot is caused by a fungus that grows in the ground and attacks roots of plants and trees.
Treatment- eliminate dead trees and roots. Treat it with Agr-Fos Systematic Fungicide foliar spray.
Treatment- eliminate dead trees and roots. Treat it with Agr-Fos Systematic Fungicide foliar spray.
Bacterial Blight
The appearance of brown leaf spots. It can impact a wide array of trees and mostly develops in damp conditions. Trees that are in stress and injured can be easily infected by this disease.
Treatment- make sure that there is proper spacing when trees are planted. Running would also help to ensure good air circulation.
Treatment- make sure that there is proper spacing when trees are planted. Running would also help to ensure good air circulation.
Black Spot
Small black circular patch on the leaves of the tree. Premature dropping of leaves occurs as the disease progresses which can cause the tree to lose a lot of leaves in the middle of the season.
Treatment- water the tree at the ground level and never from above. Get rid of all leaf debris in the fall to avoid impacting the tree again.
Treatment- water the tree at the ground level and never from above. Get rid of all leaf debris in the fall to avoid impacting the tree again.
Cankers
Can be caused by both bacterial and fungal infections. They appear as dark hollow areas on the trunk and branches of the tree. Cankers produce a sticky sap material that comes out from the canker.
Treatment- prune and remove all infected branches in the dry season. Ideally, limbs should be pruned 6 to 10 inches past the canker symptoms.
Treatment- prune and remove all infected branches in the dry season. Ideally, limbs should be pruned 6 to 10 inches past the canker symptoms.
Collar Rot (Phytophthora)
it is caused by a fungus that attacks a tree's lower trunk or upper roots and blocks the tree's vascular system. An infected tree can be seen with a shrinking trunk.
Treatment- ensure that drainage is properly installed in areas affected by the collar or crown rot outbreak.
Treatment- ensure that drainage is properly installed in areas affected by the collar or crown rot outbreak.
Downy Mildew
They seem as small yellow spots on the upper areas of leaves and the bottom of the leaf is wrapped with white, cottony sprout.
Treatment- collect and eliminate fallen leaves and foliage.
Treatment- collect and eliminate fallen leaves and foliage.
Fire Blight
Fire blight is an infection caused by Erwinia amylovora bacteria. It is widespread on apple, hawthorn, firethorn, and mountain ash trees. Once the leaf is impacted, it spreads fast to new sprouts.
Treatment- spray the tree with liquid copper fungicide in the early spring to prevent fire blight from progressing.
Treatment- spray the tree with liquid copper fungicide in the early spring to prevent fire blight from progressing.
Leaf Curl
A fungal disease that impacts different fruit trees, but mostly infects peach and nectarine trees. It causes leaves to curl.
Treatment- once infected, leaves cannot be cured in the same season. Spray the tree with the fruit tree, vegetable, and ornamental fungicide. Do the process after 21 days.
See this website for more information about common tree diseases.
Treatment- once infected, leaves cannot be cured in the same season. Spray the tree with the fruit tree, vegetable, and ornamental fungicide. Do the process after 21 days.
See this website for more information about common tree diseases.
