Learn how to identify, prevent, and treat powdery mildew with this guide. Discover organic and chemical treatment options, as well as management strategies for long-term control.

They’re a deservedly popular choice for the summer garden, but if yours aren’t looking their best, you’ll be asking why are my impatiens leaves turning yellow? Impatiens – or busy Lizzies as they’re ...

Squash plants grow very quickly and put on a mass of foliage as they develop. These large leaves can turn yellow for various reasons, but what causes discolored foliage and how worried should you be ...

Key Points Fungal diseases may lead to holes, usually after an initial discoloration of leaf tissue.Spider mites, aphids, and ...

Question: We have several crape myrtles with one of them developing a white coating at the ends of the leaves. What is the problem and cure? Answer: Should temperatures be a lot cooler, you might ...

The calls started in early August, from homeowners and arborists concerned about what they were seeing on lilac hedges — yellow and dried-up brown leaves and dying branches on mature plants that had ...

We’ve made it to another growing season, and with summer in full throttle, you may have noticed not all the lawn, flowers, trees, shrubs and vegetables are thriving, so there may be an issue to ...

Dark-winged fungus gnat larvae are seen in the soil in this file photo. These are common pests that damage plant roots and tend to thrive among potted houseplants. Tomasz Klejdysz Getty ...

I accidentally brought a plague upon my house. In November, I perched a newly purchased pinstripe calathea on the dresser in my bedroom. I have plants in every room of the house and plenty outdoors ...

Researchers have discovered that a fungal virus (also called a mycovirus) can convert deadly fungal pathogens into beneficial fungus in rapeseed plants. Once transformed, the fungus boosts the plant's ...