Q.Chinese Holly Bushes
What are white spots on the bottom of its leaves?

Nikki
Certified GKH Gardening Expert
Certified GKH Gardening Expert
Answered on July 27, 2011
These are likely mealy bugs or aphids. These articles will help:
https://www.gardeningknowhow.com/plant-problems/pests/mealybugs-white-residue-on-plants-leaves.htm
https://www.gardeningknowhow.com/plant-problems/pests/homemade-aphid-control-a-natural-way-to-kill-aphids.htm
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