Treating elm trees for Dutch elm disease

Asked July 27, 2015, 5:07 PM EDT

How late in the season is it reasonable to treat elm trees for prevention of Dutch elm disease?

Johnson County Iowa

1 Response

Before treating for Dutch elm disease, make sure that you have a tree susceptible to the disease. If it's an American elm, spring treatment before beetle flight is best.

Click on this link for more information about Dutch Elm Disease and Disease-Resistant Elms.