Brown Spots on Dahlia Leaves: How to Identify, Prevent, and Treat Them
As shown in the photo, dahlias attract insects, some of which are harmful to the dahlia. Dahlias are also subject to several diseases which are described below. This is a picture of Crown Gall on a stored tuber. The tuber didn’t show any physical signs until it started to shoot. Brown spots appearing on dahlia … Read more