u/reddituser69sucks

Help! Dr. Seuss-like Yellow/pink puffs on oak tree leaves — harmful?
▲ 442 r/Tree

Help! Dr. Seuss-like Yellow/pink puffs on oak tree leaves — harmful?

Old oak tree in WI developing these Dr. Seuss puffs on just a few leaves. What are these? Are they harmful, should they be removed? Thank you!

u/reddituser69sucks — 1 day ago