Learn the best techniques to keep the flavor and nutrition of garden herbs going all year long. In this August 10 free class with The Trustees at Rutland Washington Community Garden, 1561 Washington Street in Boston, we’ll cover freezing and drying along with making herbal vinegar, oil, tea, pesto, and syrup. Enjoy samples and leave with the recipes and knowledge you need for your own kitchen experiments. Growing tips will be included as time allows. To register, visit http://www.thetrustees.org/things-to-do/metro-boston/event-47569.html