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Lilac Bushes

Q.lilacs have white powder on the stems. What can I do.

Zone 01462 zone 5 | Anonymous added on September 1, 2020 | Answered

I have never had this before. On the leafs but not on the stems. What can I do?

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Certified GKH Gardening Expert
Answered on September 2, 2020

If you don't think it looks like powdery mildew, it may be scale, which is common with lilacs. This article tells how to deal with it.


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