UMass Extension’s  Spotted Lanternfly Preparedness Conference February 7, 2019 8:30 a.m. to 3:30 p.m. Doubletree Hotel, Milford, MA Landscape, Nursery & Urban Forestry Program Upcoming Events (UMass Extension) The spotted lanternfly (Lycorma delicatula) was first detected in the United States in Pennsylvania in 2014. This non-native, invasive insect has since had a large impact on agricultural read more Spotted Lanternfly Conference in Massachusetts