webworm moth

US /ˈwɛbwɜːrm mɔθ/
UK /ˈwɛbwɜːrm mɔθ/
"webworm moth" picture
1.

a moth whose larvae construct silken webs on trees and shrubs, feeding on the leaves within the web

:
The apple tree was heavily infested with webworm moth larvae.
You can often spot the silken webs of the webworm moth in late summer.