Q.What’s The White Stuff ?
See the picture of my hibiscus included … lots of morning sun …

GKH_Susan
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on September 5, 2026
It looks like mealy bugs. You can dab them will rubbing alcohol on Q-tips if there aren't too many, or spray them and the leaves with Neem oil. Keep an eye on the plant afterwards for signs of them returning. Eggs may be hidden and they could return. Here is more:
https://www.gardeningknowhow.com/plant-problems/pests/insects/outdoor-mealybug-control.htm
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