Hibiscus Hybridizing: 9:30 a.m. today, Largo Public Library, 120 Central Park Drive, Largo. Presentation and meeting of the Sunset Chapter of the American Hibiscus Society. Call (727) 530-9118.
Begonias: 10:30 a.m. today, Famous Tate Distribution Center, 6401 N 54th St., Tampa. Begonia Society of Tampa Bay meets with program on identifying begonia varieties, plus plant raffle. (813) 838-0374.
Vertical Gardens: 11:30 a.m. today, Sunken Gardens, 1825 Fourth St. N, St. Petersburg. Plant totem workshop shows how to build a hanging vertical garden for balcony, patio or small space. $55, $45 for members, includes supplies; plants extra. (727) 551-3102 to register (required).
Ask the Experts: Puzzled by pruning, pests or plumeria? Get free gardening advice and answers to landscaping or gardening questions from master gardeners; call-in advice service: 9 a.m.-1 p.m. Mon.-Fri., (352) 540-6232, Forest Oaks Government Plaza, 7479 Forest Oaks Blvd., Spring Hill; or 9 a.m.-5 p.m. Mon.-Fri., (352) 754-4433, Hernando County Cooperative Extension Service, 19490 Oliver St., Brooksville.
Good Bugs/Bad Bugs: 2 and 6:30 p.m. Mon., Palm Harbor Library, 2330 Nebraska Ave., Palm Harbor. Urban horticulture extension agent Pam Brown shows how to identify both beneficial and harmful insects in Good Bugs/Bad Bugs program. Free, but RSVP required. (727) 582-2673.
Easy Perennials: 10 a.m. Tue., Forest Oaks Government Plaza, 7479 Forest Oaks Blvd., Spring Hill. Hernando County Cooperative Extension Service program on easy-to-grow perennials. Free on first-come, first-seated basis.
All About Vandas: 7:30 p.m. Wed., Seven Springs Country Club, 3535 Trophy Blvd., New Port Richey. Learn about vanda orchids from grower Louis Del Favero at meeting of Orchid Society of West Pasco; orchid plants for sale. (727) 869-8740.
Wild Gesneriads: 7:30 p.m. Thur., Seminole Garden Center, 5800 Central Ave., Tampa. Tampa African Violet Society meets with program on Gesneriads in the Wild by Michael Boses. (813) 989-2934 or (813) 494-5775.
Water: Too Much, Too Little: 9- 11:30 a.m. Aug. 4, Clayton Hall at Pasco County Extension Service, 36702 SR 52 (at Pasco County Fairgrounds), Dade City. Using water wisely during downpours and droughts; collecting water in rain barrels; pre-registration requested. Free. (352) 521-4288.
Send submissions to Garden Calendar, Newsfeatures, St. Petersburg Times, P.O. Box 1121, St. Petersburg, FL 33731: e-mail firstname.lastname@example.org or fax (727) 892-2327. Deadline is two weeks before publication.