EVENTS

American Orchid Society: 16700 AOS Ln., Delray Beach. 561-404-2000 or www.aos.org:

• Vanishing Florida: Works by 16 photographers, including Greg Allikas, a noted orchid photographer. The exhibition is a tribute to the eroding beaches and failing sea walls, vintage buildings and architecture, endangered wildlife, small towns and the natives of Florida; 10 a.m.-4:30 p.m. daily, through Jan. 3; $10, free for kids 12 and under.

• Holidays in Bloom at AOS: Features Carol Holdren, an American Orchid Society judge, and Bonnie Temperly, floral designer, showcasing how to arrange live orchids into holiday decor. Photographer Greg Allikas presents a lecture on the `Vanishing Florida' exhibit and artist Dominique Rice presents her paintings, sculpture, photography and orchids. Supplies from Green Barn Orchid Supply available for purchase; 10 a.m.-4:30 p.m. Saturday and Dec. 6; $10, free for kids 12 and under.

• The Wonderful World of Encyclias: Mirta Russis Heineman, retired teacher and orchid grower, teaches the basics about this group of plants; 10 a.m.-12:30 p.m. Saturday; $35, $25 members (includes free admission to the garden, 10 percent off gift shop purchases and a free copy of Orchids magazine), registration required. 561-404-2031 or swayman@aos.org.

Bonnet House Orchid Fair: Features a collection of orchids, plant accessories, garden art, supplies, lectures, orchid displays and silent auction and self-guided tours of the house and grounds. Benefits Bonnet House Museum & Gardens; 10 a.m.-4 p.m. Saturday, 10 a.m.-4 p.m. Dec. 6; 900 N. Birch Rd., Fort Lauderdale; $15 fair and self-guided tour, $5 fair only. 954-563-5393, ext. 127, or www.bonnethouse.org.

Exterior Design Seminar: Beth Wilson, master gardener and owner of Living Art Plant Design, discusses in-ground landscaping and container gardening for the yard and patio or balcony. Learn how to decide which plants to use and where; 10 a.m.-noon Saturday; Flamingo Gardens, 3750 S. Flamingo Rd., Davie; free. 954-473-2955, ext. 29, or 954-376-0717.

Fresh Herbs, Orchids and Plants for Sale: 9 a.m.-5 p.m. Sunday, Tuesday-Saturday, Miami Beach Botanical Garden, 2000 Convention Center Dr., Miami Beach. 305-673-7256 or www.mbgarden.org.

Invasive Wildlife Threatening the Florida Everglades: Lecture by Michael Rochford of the University of Florida's Fort Lauderdale Research and Education Center, Department of Wildlife Ecology and Conservation. Part of Lunch-and-Learn Nature Series; noon-2 p.m. Friday; Anne Kolb Nature Center, 751 Sheridan St., Hollywood; $5 (includes lunch), registration required. 954-926-2480 or www.broward.org/parks.

New Voices. New Works Welcome Mats: Selection of original, signed, limited-edition welcome mats created by designer Todd Oldham and contributing artists Megan Whitmarsh, Wayne White and Brock Shorno. Produced by Durkan, the hospitality brand of the Mohawk Group; Tuesday through Dec. 6; Dynamo Cafe, 1001 Washington Ave., South Beach; $250 per mat. 305-535-2680 or 800-241-4580 or www.durkan.com.

South Florida Exotics Trip: Car-pool trip led by Paul Bithorn, field trip leader of Tropical Audubon Society. Meet at the east parking lot of Baptist Hospital, 8950 North Kendall Dr., Kendall; 1 p.m. Saturday; free. 305-388-1544 or www.tropicalaudubon.org.

Water Gardening: Learn about preparation, installation and maintenance of water features plus the selection and care of plants and aquatic life. Participants can observe the installation of an in-ground water feature; 9 a.m.-noon Saturday; Mounts Botanical Garden, 531 N. Military Trail, West Palm Beach; $45, $35 members. 561-233-1757 or www.mounts.org.