Q.Purple Passion White Dust-like On Leaves?
What is this and how to treat.

GKH_Susan
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on October 17, 2024
It could have powdery mildew. Here is more:
https://www.gardeningknowhow.com/houseplants/hpgen/powdery-mildew-treatment.htm
https://www.gardeningknowhow.com/houseplants/purple-passion-plant/purple-passion-houseplants.htm
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