Visit two private gardens in Copake Falls and Taghkanic, open to benefit the Garden Conservancy. No reservations required; rain or shine. Highlights include informal mixed borders, woodland paths, a rock garden, water features and bridges, and plants beneficial to wildlife. A pop-up plant sale with Broken Arrow Nursery will be taking place in Copake Falls. Begin at the Garden of Alice Platt or see www.gardenconservancy.org/open-days for additional locations.