What is the web on my oak tree?

Asked June 30, 2014, 8:16 PM EDT

What is the web covering my oak tree? (See photos.)

Nueces County Texas integrated pest management trees and shrubs insect issues dja horticulture

1 Response

The webbing is produced by bark lice. Bark lice are beneficial insects, so no control is needed. They will not harm the tree and will go away eventually.