Tent Caterpillar

About Tent Caterpillar

Tent caterpillars build silken nests in branch crotches and defoliate tree sections during outbreaks.

How to spot it

Silken tents in branch forks. Hairy caterpillars in groups. Chewed leaves.

Prevention

Scout egg bands in winter. Remove tents before colonies grow.

Organic treatment

Apply Bt spray. Destroy nests and caterpillars. Use NPV during outbreaks.