Make and take your own rain barrel in just a few hours by attending this workshop with Troy Luepke, Texas A&M AgriLife Extension Service and Bexar County Master Gardener Rainwater Specialist. 3 CEUs. Fee: $50 (Make check payable to Texas A&M AgriLife.) Limit: 30 participants. RSVP by emailing Angel Torres or calling (210) 467-6575.