Tucson Weekly: Listings: Gardening (February 12

GARDENING
SEED CONSERVATION. Arizona Historical Society, 949 E. Second St. 622-5561. Native Seeds/SEARCH sponsors a panel discussion entitled Seed Conservation: A 20-Year Retrospective, from 3:30 to 5 p.m. Monday, February 16, at the Arizona Historical Society. Featured speakers include Kent Whealy, of Seed Savers Exchange; Hope Shand, of RAFI; Mahina Drees, of Native Seeds/SEARCH; and Twolde Egziabher. Gary Paul Nabhan moderates. Admission is free. Call 622-5561 for information.
Listings BOTANICAL GARDENS. The Tucson Botanical Gardens, 2150 N. Alvernon Way. Upcoming classes offer relaxing and educational fun: TBG's Native Cooking class offers an introduction to the versatility and unique qualities of many edible Native American plants, and their preparation. Class meets from 1 to 4 p.m. Saturday, February 7. Cost is $30, $25 for TBG members. Grounds are open daily from 8:30 a.m. to 4:30 p.m. Regular admission to the gardens is $4, $3 for seniors, and free for members and children under age 12. Call 326-9255 for information.
CASA DEL AGUA. 4366 N. Stanley Place. The Casa del Agua is a demonstration and education project operated by Arid Lands Studies at the University of Arizona. It includes information about indoor water conservation, xeriscape, rainwater harvesting, and graywater systems. Free tours are offered on the hour from noon to 4 p.m. Sundays, excluding holidays. Call 887-1185 to arrange for special student and group presentations.
GARDENING DEMONSTRATION. The Pima County Cooperative Extension offers free gardening workshops every Wednesday at 9 a.m. at the Extension Garden Center, 4210 N. Campbell Ave., and again at 1 p.m. at the Wilmot Library, 530 N. Wilmot Road. On February 18, learn how to shop for quality plants. Bring in sick plants for an end-of-workshop diagnosis and treatment session. Call 626-5161 for information.
TUCSON ORGANIC GARDENERS. Heidelberg House. 4604 E. Pima St. 883-0377. The Tucson Organic Gardeners present a free lecture, Tomatoes in Tucson: Desert Love Apples, at 7:30 p.m. Tuesday, February 17. Tarke Sweet presents. Social hour begins at 7 p.m. For more information, call 670-9158 or 883-0377.