Powdery mildew appears as white or gray spots on roses, usually during warm, humid conditions. Catching infections early is key to stopping them from spreading by removing diseased parts and applying ...

A little effort now can prevent this scene: Your roses are growing nicely when the new leaves begin turning curly with white patches. The blooms look wilted. The leaf and flower ailments are related ...

The leaves on this rosebush turned brown and the blossoms dried up due to gray mold and “black spot.” Photo courtesy UC Master Gardeners. If you’re a gardener in Santa Clara Valley and the Peninsula, ...

Roses are a sight to behold on a sunny day, but the bold flowerheads can quickly become spoiled by seasonal diseases. Rust and mildew are just two problems gardeners may encounter towards the end of ...

SEATTLE — Seattle gardening expert Ciscoe Morris has gathered some common kitchen ingredients to solve a common gardening problem, not start a kitchen show. "This rose is called Oso Easy,” Ciscoe said ...

CORVALLIS, Ore. – Charmingly mild weather this winter 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 ...

If you're aiming for a touch more opulence in your garden, roses are a fail-safe choice. These exquisite blooms come in an array of stunning shades and spring to life in summer after a winter rest.

13:38, Thu, Sep 14, 2023 Updated: 14:15, Thu, Sep 14, 2023 While most people are enjoying the hot weather before autumn arrives, gardeners should be on the lookout for white power on their roses, ...

Q: My rose bushes seem to be a magnet for mildew, aphids and whatever else is going around. Is there a way to get these problems under control without spending all of my spare time on them? A: Sucking ...

Q: I am confused by my roses. I planted about 10 bareroots in December and they took off just fine. The foliage was a healthy green, thrived through the rainy season and, as soon as May came, I had ...

HORTICULTURAL beauty of the rose often depends as much on the foliage as upon the flowers. Powdery mildew caused by the fungus Spaerotheca pannosa is a very widespread trouble upon the leaves, ...