Hollyhocks
Q.

hollyhock

Zone 5 | [email protected] added on May 27, 2012 | Answered

Yellow spots under leaves. How do I kill this disease or insect larva?

A.
A.Answers to this queston: Add Answer
Nikki
Certified GKH Gardening Expert
Answered on May 28, 2012

Neem oil is effective against numerous pests and is a great fungicide as well. Here is more information: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm

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