Your description sounds a lot like powdery mildew, which is an easy disease to recognize, and it is common in the landscape at this time of year. It can be a problem that shows up on annuals, ...

Powdery mildew is among the most widespread plant diseases and is easily recognized by its white growth that covers foliage like a dusting of flour. This group of fungal pathogens affects hundreds of ...

Powdery mildew is among the most widespread plant diseases and is easily recognized by its white growth that covers foliage like a dusting of flour. This group of fungal pathogens affects hundreds of ...

“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 ...

Add Yahoo as a preferred source to see more of our stories on Google. Whether you’re a novice or avid gardener, discovering your greenery is dealing with a disease is never a pleasant surprise. One ...

When powdery mildew pops up on your roses, here's get rid of this common plant disease fast. Powdery mildew appears as white or gray spots on roses, usually during warm, humid conditions. Catching ...

FORT WAYNE, Ind. (WANE) — Now is the time of year, you’re likely to notice problem insects and plant diseases in your garden. With warmer than average temps, the threat of drought, notwithstanding ...

Q: Last year powdery mildew spread across most of my garden including my pumpkin and squash patch. Do the spores overwinter in soil? Will turning soil help? Anything that should avoided at all costs? ...

It seems to spring up overnight: Powdery mildew. The splotchy white and gray dust covers the leaves and stems of many of the most popular plants. Woody perennials like lilacs, roses, azaleas, ...

CORVALLIS – Mild winter weather will most likely coax roses into bloom early, which means dealing with the usual diseases and pests earlier, too. When it comes to one of the country’s most popular ...

Powdery mildew is a common fungal disease that affects a wide range of plants, identifiable by white to gray powdery spots on plant surfaces. Prevention focuses on reducing humidity around plants, ...