The Garden Conservancy's Open Days program, May 12, May 19, May 20, June 2, June 3. The conservancy's annual open days program includes 39 Bay Area gardens this year. Discount admission coupons are also available. You can pay with Visa or MasterCard by calling the toll-free number or send a check to The Garden Conservancy, P.O. Box 219, Cold Spring, N.Y. 10516. Self-guided tour of private gardens includes a visit to a historic Japanese garden, a Thomas Church classic and the revival of an old garden.
Tickets are also available at some Peninsula nurseries.
Five private homes feature hundreds of roses. Set in the foothills around Grass Valley and Nevada City, this tour of private gardens includes rhododendrons, azaleas, dogwoods and native plants, among other highlights. For tickets and maps, send checks to SI Sierra Foothills, P.O. Box 778, Grass Valley, Calif. 95945. Benefiting Foothill Christian Preschool of San Jose, the tour features four homes near the San Jose Country Club. We need information two weeks before the event date.