My Bai Yutang is ill, how to treat him?

Your rose has powdery mildew. The early symptoms are that the young leaves are twisted, white, light gray and grow a layer of white powder. The leaves are covered with white powder. In severe cases, the flowers are few and small, even do not bloom, and the leaves wither. Powdery mildew mostly harms the leaves, stems and flower stalks of roses, hydrangeas, melons, chrysanthemums, roses and other flowers.

Control methods: (1) Pay attention to ventilation (2) Increase illumination (3) Reduce air humidity (4) Remove diseased plants or leaves.

Spraying 1: 200 sulfur powder suspension, 50% wettable powder thiophanate 1 times, 3-4 times or 500- 1000 times at onset for 2-3 days.

Attention: Remove diseased leaves and burn them to prevent spreading.