White oak tree

The very old and large white oak became sick last year- then this year the leaves came out and quickly began to fall so now more than half of the leaves have died. Is it anthracnose? What can be done…

Catalpa Tree

Next door are several large Catalpa trees and every year they have these large pods that drop and sometimes hit people walking by. This year there are no pods. Why are there no pods?…

Curculio

Hello, I’m looking for tactics I can use against curculios attacking my Walnut trees (black walnut, English walnut, and heartnut). The weevil lays eggs into developing nutlets and new growth. I pick up aborted nutlets and prune off infected foliage…

Oak Trees Leaves Blackening

Hi, The leaves on 3 once healthy oak trees (20 yr. or so old, 30 ft tall) have withered and darkened: we only noticed this 2 days after the recent frost. Upon inspection there are some tiny insect holes on…