Gardeners are urged to look for black spots on their roses this January. Black spots are a sign of a serious disease that will cause roses not to flower.

The pesky black spot leaf disease is a common fungal infection that manifests as dark spots or blotches on rose leaves, particularly prevalent from late spring through to early autumn but thrives ...

I find that garden pests and plant diseases can also cause discoloration. In this article, I’ll look at 10 of the most common ...

Here's how to identify the disease and what you can do to help minimize the chance of your roses contracting the disease.

In the US, each state has its own set of rules for testing newborns for inherited diseases, and most screen ... has adopted one of the 'sixty-five roses' as its symbol — a sad but fitting ...

Compendium of Rose Diseases and Pests has been a trusted resource for plant pathologists, rose growers, and agricultural professionals worldwide since it was first published in 1983. APS PRESS ...

In the past three years I’ve lost five rose bushes ... of powdery mildew or another disease. If the white spots are uniformly positioned in or between the leaf veins, it’s probably a natural ...