One in particular, rose rosette disease (RRD), is caused by the rose rosette virus, which can affect ornamental roses. This ...
Follow these steps to thwart the disease triangle: On disease-susceptible roses, black spot can develop in wet weather, high humidity or conditions like overcrowded plants that prevent foliage ...
Find out everything you need to know about rose rosette disease to prevent, diagnose, and manage it so you can reduce its ...
Is a particular pest or disease affecting your plants? Use the A to Z links to determine what's wrong and to help you deal with the problem. If you're not sure, try our interactive Pest and ...