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UMass Extension Landscape, Nursery & Urban Forestry Program

The UMass Extension Landscape, Nursery and Urban Forestry Team  works closely with the UMass Extension Turf Team to educate landscape, nursery and turf professionals by providing programs and research-based information on the best horticultural practices and technology for environmental stewardship in nursery and landscape management.

Gypsy Moth Activity Becoming More Apparent in Some Areas
Gypsy moth caterpillars continue to feed and grow in size as viewed on 6/7/2018 in Amherst, MA. Caterpillars are developing more color and the raised pairs of spots or warts now appear red and blue. (Photo: T. Simisky)

Where Gypsy Moth (Lymantria dispar) caterpillars are present in large enough numbers, defoliation will become more apparent as caterpillars continue to grow in size and feed.

UMass Extension's Landscape Message

The Landscape Message is back in action for the 2018 season.  Get conditions reports, environmental data, and pest updates local to your corner of Massachusetts. New messages are posted weekly on Fridays in April, May and June, bi-weekly during the summer, and monthly in the fall. Go >>