odd growth on my forsynthia bushes
On my forsythia bushes I've noticed gumball size greenish clumps of growth , about 3/8 to 1/2 inch diameter ,is this normal or an insect problem?
Certified GKH Gardening Expert
Could you include a picture? Sometimes these can be normal, but other times it could signal an insect problem, or a fungal problem. If I am able to see it, then I can better help you find out what it is.