Whether you’re a novice or avid gardener, discovering your greenery is dealing with a disease is never a pleasant surprise. One frequent problem that often pops up during the warmer months: powdery ...

One of the best parts about having a garden in the summer is watching your plants grow throughout the season. But if you’re out gazing at your garden one day and notice some white circular spots on ...

Question: Several of my jade plants have developed black spots as well as places on the edge or middle of the leaf that totally dry up. I’ve never encountered anything like this and feel it must be ...

Powdery mildew is one of the most common diseases to impact plants. While almost no type of plant is immune, certain species are more susceptible than others. Luckily, there are effective powdery ...

Many homeowners have noticed the appearance of a strange white, powdery substance on their garden plants. Questions arise such as, what is it, will it harm my plants and how can it be controlled? What ...

The Extension office has recently received numerous calls from homeowners concerned about a white powdery substance that has appeared on the leaves and flowers of some of their garden plants. What ...

Spooky looking plants have been sighted all across Central Nebraska. Ghostly white peonies and lilac aren’t possessed, they are infected. Find out what is causing this whitish cast to many favorite ...

Powdery mildew is a fungal disease which attacks thousands of different species of plants. This common foliar disease seems to be flourishing in Greater Columbus this summer, as we have identified it ...

“The leaves of my peonies are covered with what appears to be a white mold, with some of the leaves even turning brown already. What is this problem, and will it affect the plants next year? Should I ...

“My red rhododendron looks as if it has a layer of ash or white powder on it (above). What should I do?” asks Birds & Blooms reader Steven Graves of Aptos, California. Horticultural expert Melinda ...