Somers: Twenty-second annual Friends of Lasdon Plant Sale. Huge selection of plants of all kinds. For more information on the sale and membership in the Friends of Lasdon, contact Nancy Giges at 914-683-5108 or firstname.lastname@example.org. 20 percent discount for members at the sale. 9:30 a.m.-3:30 p.m. Lasdon Park and Arboretum, 2610 Amawalk Road/Route 35. 914-232-6583.
Somers: Tomato-Growing Workshop with Master Gardener Caroline Fanelli. Participants will take home six varieties of tomatoes for transplanting into their own gardens. $15 per person, including materials. Registration required: 914-886-5108. 10:30 a.m.-noon. Lasdon Park, 2610 Amawalk Road/Route 35. 914-864-7263.
Brewster: Master Gardener Plant Sale. Heirloom and hybrid tomatoes, peppers, eggplants and other vegetables, plus annuals, perennials and shrubs, many from member gardens. Also gloves, pots, soaps and free pH test for your garden soil (bring a half cup of soil). Gardeners on hand to answer questions and offer advice. 8:30 a.m. to 12:30 p.m. Cornell Cooperative Extension Education Center, 1 Geneva Road, www.cce.cornell. edu/putnam, 845-278-6738.
Hillburn: 2013 Environmental Day. Tour the recycling center, visit the environmental education center and Native Plants Garden, learn how to go green through environmental demonstrations, organic plant sale, green exhibitors, Rockland Recycles Awards ceremony, environmental movie, solar powered Merry-Go-Round, radio control airplanes and simulators, music with the Bossy Frog Band, face painting, fire safety truck and food. Rain or shine. www.rocklandrecyles.com. Free. 11 a.m.-4 p.m. Rockland County Solid Waste Management Authority, 420 Torne Valley Road. 845-753-2200.
Mahopac: Great Gardening: Multiply Your Garden. Learn about methods of propagation, stem and leaf cutting for indoor house plants, division of perennials for fall planting and bulb scaling. Hands-on component: Bring in plants that can be propagated, such as begonia and spider plants; take home a stem or leaf cutting to experiment with. The Great Gardening Series is sponsored by the Friends of Mahopac Public Library. Registration is required. Free. 7 p.m. Mahopac Public Library, 668 Route 6. 845-628-2009, Ext 100.
Sparkill: Plant and Yard Sale. The sale will benefit the horticultural therapy program and future greenhouse. The plants were grown from seedlings and nurtured at Camp Venture over the winter months. For sale are flowers, herbs and vegetables and furniture and other yard sale items. There will be a hotdog lunch. 10 a.m.-2 p.m. Also June 1. Camp Venture Main Street, 601 Main St. 845-359-5145.
New City: Family Sundays. A family farm experience for children ages 4 and older accompanied by a parent or guardian. The program is offered on the first Sunday of the month. Activities include farm tours, a seasonal activity using natural materials and a chance to work alongside the farm team. Register at familysundaysatcropseyfarm.bpt. me. Call 845-634-3167 or email email@example.com. Also: July 14 (no program July 7), Aug. 4, Sept. 1 and Oct. 6. $10 first child; $5 each additional child per family. Cropsey Community Farm, 220 South Little Tor Road. 845-634-3167.