Randall Prostak, co-author of Pest Identification Guide for Weeds, Insects and Diseases of Woody Ornamentals, will speak on Invasive Plants in Massachusetts on Saturday, April 11, from 10 – 1 at French Hall, University of Massachusetts, 230 Stockbridge Road in Amherst. This presentation will explain the characteristics that make a plant invasive and where these plants are considered to be troublesome in New England. Suggestions for effective management of several of the most common invasive culprits will be provided. The talk is part of the Mass Aggie Seminar Series, and you may register and pay ($50) on line at https://classic.regonline.com/builder/site/?eventid=1670276.