Thought to be caused by Pseudocercospora or Septoria fungi, lilac leaf spot has been quietly spreading across the Midwest. It ...

Lilacs are currently losing their leaves due to a disease called lilac leaf blight, caused by the fungus Pseudocercospora spp ...

You’re right about the yellowing being chlorosis. When leaves that are normally green turn yellow, they’re called “chlorotic, ...

There is a difference between what is considered a lilac tree and a lilac bush. They both have dark green heart-shaped leaves, but the tree has only one stem and grows taller than the bush, which ...

Some insects damage lilacs Insect pests include the lilac ash borer, spider mites and scale insects, while diseases include powdery mildew and lilac leaf blight.

Key Points Crepe myrtles may not bloom due to poor pruning, low light, watering issues, weak soil, or pests.For better blooms ...

The lilac leaf miner adult moths are yellow, about ½-inch long, and live throughout the Northeast. In the summer, eggs are laid along the veins on the undersides of lilac or privet leaves. After ...

Central Minnesota may see lilacs blooming again in September due to odd weather. Gardener Bill Cook explains how summer ...

If lilac leaves turn brown and drop, he said it's likely a fungal disease that could have been sparked by wet weather.

Q. I need your help in determining what is causing our lilac leaves to wilt, turn brown and fall off. They are planted next to our house and receive the late afternoon sun. They are about 20 years ...