There will be a free, open to the public Lehigh Valley Master Gardners workshop, “Today’s Hydrangeas”, from 6:30 to 8:30 p.m. Sept. 18 in room 523, Fowler Family Southside Center, Northampton Community College, 511 E. Third St.

Topics include types, care and pruning of hydrangeas to obtain the best blooms, and optimal conditions required; proven varieties; and some of the newest varieties being produced for bloom, color and dependability. Register at https://extension.psu.edu/workshops-for-the-gardener-todays-hydrangeas or call 1-877-345-0691.