If the issue is especially bad, a fungicide can be applied when the tree is dormant. masuzi January 9, 2020 Uncategorized 0. If you notice oak tree leaves turning brown and falling off, it is high time to correct the root cause of this problem. Live Oak Tree Leaves Turning Brown. One tree in particular (second on the right), has the leaves turning brown in the middle of Summer. The other 3 trees seem fine and I've been watering consistently. Sometimes, these leaves may even have veins that turn brown while interveinal areas remain green. Oak Wilt. Our soil is very poor clay and I have not fertilized it in the 30 days I have lived in the newly constructed house. I've noticed some insect damage on the lower leaves of all 4 trees, but the other 3 seem pretty healthy. Symptoms: Leaves at the top of the tree turn brown around the edges and wilt; damage progresses down the tree. Live oak has leaves turning brown If this is your first visit, be sure to check out the FAQ by clicking the link above. The live oak is a southern tree and grows best in the warm climates along the Gulf of Mexico in the deep south. This particular symptom might be confused with a disease called “oak wilt”. Some of the leaves are turning brown. I have watered the tree every 3 or 4 days. Any ideas what is causing the tree to have brown leaves? I just moved into a new home in Texas, the builders planted a Live Oak in the front yard. Although the oak wilt fungus may attack the tree in the late winter and early spring, oak wilt … Eventually, branches and twigs die altogether. ... Why Are My Oak Tree Leaves Turning Brown Davey Blog Live Oak Dropping Leaves In Early Spring Texas Plant Disease Signs That A Tree Is Dying Lovetoknow Southern Live Oak Barrier Island Ecology Uncw Live oak dropping leaves in early annual texas live oak leaf drop oak tree leaves turning brown oak tree leaves turning brown gardenerdy. Live oaks are relatively resistant to insects and disease if they are growing in the right environment. Live Oak Dropping Leaves In Early Spring Texas Plant Disease Growing Regions. You may have to register before you … Live Oak Tree Leaves Turning Brown In Summer. masuzi January 10, 2020 Uncategorized 0. However if their leaves are turning brown and dying, you need to find out why. The probable reasons for this are lack of water, drainage issues, quality of … It's not a water thing, I don't think.