Symptoms and Control of Pests and Diseases in Edible Roses
Roses have a wide range of uses, not only for ornamental purposes but also for consumption, leading to artificial cultivation in many regions. Below, we introduce the symptoms and control methods of pests and diseases in edible roses.
1. Symptoms of powdery mildew: When infected, a white powdery layer appears on the leaves, branches, and buds, which easily curl and have red spots on the back. The affected parts become swollen, bending towards the back. Control methods: Spray 50% carbendazim wettable powder 1000 times dilution or 75% chlorothalonil wettable powder 400-600 times dilution at the initial stage of the disease.