The Williamstown Green Thumbs Pot Luck dinner and Presentation of “Casting Some Light on Shade.”  Appetizers begin at 6:00 pm.  Members bring an appetizer, main course, or dessert. Punch is provided, but there will be a cash bar for alcohol. Reminder that it is Membership Night, so please put your fees in an envelope with your name, address, telephone number, and e-mail address. Single $15.00, any couple $25.00.  Dave Dunn of Rideau Woodland Ramble will discuss design and development of shade gardens, focusing on plant selection and strategies to bring the designs to life.