Q.Japanese Maple borers
What is the best insecticide for Japanese Maple borers?

Downtoearthdigs
Answered on May 30, 2018
These links will help you.
https://www.gardeningknowhow.com/ornamental/trees/japanese-maple/japanese-maple-problems.htm
http://www.extension.umn.edu/garden/insects/find/landscape-insecticide-suggestions/
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