SPECIAL

"OUR KULEANA: ENDANGERED SPECIES," featuring educational tours, presentations and demonstrations; 9 a.m.-4 p.m. May 16-17; Lyon Arboretum, Manoa Valley; free; www.hawaii.edu/lyonarboretum.

RAIN BARREL WATER CATCHMENT CLASS, by Honolulu Board of Water Supply, in partnership with The Green House Sustainable Learning Center and the Friends of Halawa Xeriscape Garden; 10:15 a.m.-12 p.m. May 17; Halawa Xeriscape Garden; $15; 748-5363, 748-5312, tours@hbws.org.

THE ART OF NIU (COCONUT FRONDS), learn how to weave niu and learn about its uses throughout the history of the Hawaiian Islands, with Sam Kama and Sam Kama Jr.; 1-3 p.m. Saturdays through May 24; There's No Place Like OM Yoga Studio, St. James' Circle, Waimea, Big Island; $125; 808-989-9849, 808-989-1203.

ONGOING

SELF-GUIDED GARDEN WALKING TOUR, view more than 50 native Hawaiian and tropical plants and flowers surrounding The Royal Hawaiian hotel, tour pamphlet available at the concierge desk; daily; free; 923-7311.

GARDEN TOUR, 1-mile (1.5-hour) "easy" guided walk to view the Kane'ohe garden's flowers, plants and trees; 10:30 a.m. and 1 p.m. daily (keiki-focused tour, 1 p.m. Sundays); Senator Fong's Plantation and Gardens; $14.50, discounts for kama'aina; 239-6775.

NIAULANI NATURE WALK, guided tour through an old-growth Hawaiian forest; 9:30 a.m. Mondays; Volcano Art Center Niaulani Campus, Volcano Village, Big Island; donations accepted; 808-967-8222, www.volcanoartcenter.org.

GUIDED TOURS, view plants of the rainforest; 10-11:30 a.m. Mondays-Fridays; Lyon Arboretum, Manoa Valley; free; reservations: 988-0461.

BOTANICAL GARDEN GUIDED TOURS; 1 p.m. Mondays-Saturdays, with special topics on some Saturdays; Foster Botanical Garden; included with admission of $5 general, $3 kama'aina, $1 ages 6-12; 522-7066.

MANOA HERITAGE CENTER, discover an ancient Hawaiian heiau (sacred site) and the Native Hawaiian plant garden while learning the history of Manoa Valley.; 9 a.m.-4 p.m. Tuesdays-Saturdays; Manoa Heritage Center; $7 general, $4 seniors and military, students free; visits and tours by reservation only: 988-1287, www.manoaheritagecenter.org.

FURNITURE WORKSHOP TOURS, learn about the history and craft of Hawaiian furniture; 9 a.m.-12 p.m. Wednesdays; Martin & MacArthur Workshop and Showroom; free; reservations: 845-6688.

GUIDED GARDEN TOUR, tour highlighting native Hawaiian medicinal plants; 1 p.m. Wednesdays, 1 p.m. Fridays, focusing on canoe plants (plants brought to the Islands during Polynesian migration); Amy Greenwell Ethnobotanical Garden, Kona, Big Island; $4 suggested donation; 808-323-3318.

Send announcements, with contact name and phone number, to: Island Life, The Advertiser, P.O. Box 3110, Honolulu, HI 96802; or islandlife@honoluluadvertiser.com, with "Home & Garden Cal" in the subject line.