Winter Moth Defoliation on Crabapple: Timing Treatment for Next Season

Situation

Flowering crabapple didn't bloom; buds/leaves eaten by winter moths. Moths seen flying in December. Boston suburb.

Expert Referral

This is outside my specialty. The University of Massachusetts provides an excellent, detailed guide on winter moth identification, life cycle, and control measures.

Resource

https://www.umassgreeninfo.org/fact_sheets/defoliators/wm_id_man.html

Key Takeaway

Control timing is critical and tied to the moth's specific life stages. Consult the linked resource for precise local recommendations.