Weston Nurseries, 93 East Main Street (Route 135) in Hopkinton will present Beth Wilkinson, Editor of The Newton Conservators Newsletter, on Saturday, May 25, beginning at 10 am, in a lecture entitled Native Plants for Bio-Diversity: Your Garden Has a Job to Do!  The event is free.  Image from www.hilltowntreeandgarden.com. For directions, call 508-435-3414 or visit www.westonnurseries.com.