u/Impossible-Pick4356

Image 1 — Abnormal growth on an oak?
Image 2 — Abnormal growth on an oak?
Image 3 — Abnormal growth on an oak?
Image 4 — Abnormal growth on an oak?
Image 5 — Abnormal growth on an oak?
▲ 5 r/arborists+1 crossposts

Abnormal growth on an oak?

Can anyone help me with this growth on this oak? The location is Southeast Tennessee. Tree appears healthy other than the growth. The tree is in the backyard.

u/Impossible-Pick4356 — 18 hours ago