When: Fourth Saturday of every month, 10:30 a.m. Continues through March 30 2009
Learn how to harvest rainwater at a workshop from 10:30 a.m. to 12:30 p.m., the fourth Saturday of each month. Bring gloves, a hat and sunscreen, and come prepared to do some digging. Fees include admission to the gardens: $14; $7 members. Call or visit www.tucsonbotanical.org for more information.