Palm tree primer: The "Dead Palms Tell no tales: Prevention, Detection and Identification" workshop is from 9 a.m. to noon Tuesday at the Gulf Coast Research and Education Center, 14625 County Road 672, Wimauma. Experts will talk about why palms die and the fertilization and pruning of palms. Call (813) 634-0000.
Tampa Bay Orchid Society: Charlie Chapman will talk about "All about warm-growing cymbidiums" at 7 p.m. Thursday at the Seminole Heights United Methodist Church, 6111 Central Ave. Visit tampabayorchidsociety.com.
Master gardener workshops:
• Shade Gardening at 6:30 p.m. Tuesday at Temple Terrace Public Library, 202 Bullard Parkway. Call (813) 989-7160.
• Begonias at 10 a.m. Tuesday at the Charles Fendig Library, 3909 Neptune St. Call (813) 273-3652.