Tucson Weekly: Listings: Gardening (February 26

GARDENING
BOTANICAL GARDENS. The Tucson Botanical Gardens, 2150 N. Alvernon Way. Upcoming classes offer relaxing and educational fun: Join herbalist Pam Hyde-Nakai for a workshop on Medicinal Plants of the Desert from 9:30 a.m. to noon Saturday, February 28. Cost is $12, $10 for TBG members. Pre-registration is required for all classes. Call 326-9255 for reservations and information. 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.
Listings 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.
COMPOST DEMONSTRATION. The Master Composters of the Tucson Organic Gardeners staff a compost demonstration site at the Tucson Botanical Gardens from 9 a.m. to 1 p.m. every Saturday to answer your composting questions. Call the Compost Assistance Line at 670-9158 or 883-0377.
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 March 4 get the scoop on spring vegetable gardening. Bring in sick plants for an end-of-workshop diagnosis and treatment session. Call 626-5161 for information.
PERMACULTURE BREAKFAST. The Permaculture Drylands Institute wants to teach you about sustainable living in drylands. They meet the second Tuesday of each month for a community breakfast at 7 a.m. at the Congress Grill, 100 E. Congress St. Call 744-9305 for information.