Explore the private gardens at Frog Song Farm in Point Arena, open to the public for self-guided tours to benefit the Garden Conservancy. No reservations required; rain or shine. Admission is $5 per person; children 12 & under free. Highlights include native plants, heathers, and a wide variety of Southern hemisphere plants, a dwarf fruit orchard, tropical and dry greenhouses, vegetables, cutting gardens, and a children’s playhouse and maze built from up-cycled materials. See www.opendaysprogram.org for locations or call toll-free, 888-842-2442.