GROW HAWAIIAN FESTIVAL, one of the series of Bishop Museum Great Lawn events, free for kama'aina and military (regular museum admission for others,) presented by Hawaiian Electric Co. in celebration of Earth Day, Hawaiian culture and endemic and Polynesian-introduced plants; with educational booths, hands-on demonstrations (including kapa beating, lei making, Hawaiian implement crafting and lauhala weaving), entertainment, sale of native Hawaiian plants and a chance to talk to master gardeners, 9 a.m.-3 p.m., April 24, Bishop Museum; information, 847-3511.
BETTY CROCKER LANDSCAPE AWARD NOMINATIONS sought, honoring the best in local garden and landscape projects and their creators, in four categories: private homeowners, professional landscapers, volunteers for public or private projects and xeriscape gardens. Nominations deadline: May 21, with project's name, address and phone, principal project architect and nominator's name/contact: Jason Umemoto, 970 N. Kalāheo Ave., Suite A-306, Kailua, HI 96734, or Betty email@example.com; 254-8702.
LAUHALA TURTLE-MAKING CLASS, 9:30 a.m.-2 p.m. Wednesdays, through May 26, Foster Botanical Gardens; $10 (plus garden admission); reservations: 522-7064.
"AIR PLANT" MOTHER'S DAY GIFT-MAKING SESSION, using the tillandsia, 10:30 a.m.-1 p.m. May 1, Halawa Xeriscape Garden; $15 (some supplies available for loan or purchase; participants encouraged to bring glue guns, scissors and other supplies); required registration: 748-5363.
MĀNOA ORCHID SOCIETY SHOW, 8:30 a.m.-4 p.m. May 1 and 2, Noelani Elementary School; free; information, 247-3345.
HONOHONO ORCHID LECTURE, by Scot Mitamura, Honolulu Botanical Gardens' orchid horticulturist, 9:30-10:30 a.m., May 1, Foster Botanical Garden; garden admission fees apply; required reservations, 522-7064.
LEI DAY EVENTS
83rd CITY LEI DAY CELEBRATION lei-making workshops, (leading up to May 1 lei-making contest judging, 7:30-9 a.m., Queen Kapi'olani Park Bandstand); some materials required; information, 768-3041.:
• Kāne'ohe: 5-7 p.m. April 27, 28, 29 and 30, Kāne'ohe Community Park; for all ages.
• Enchanted Lake: 1:30-5:30 p.m. April 28 and 2:30-5:30 p.m. April 29, Enchanted Lake Community Park, for kindergarten-to-adult.
• 'Āhuimanu: 3:30-5 p.m. April 29; 2-4 p.m. April 30, and 5-7 p.m. April 30, 'Āhuimanu Community Park; for all ages.
• Sunset Beach: 6:30-8:30 p.m. April 29, Sunset Beach Recreation Center; for teens and adults.
• Kailua: 9:30-11:30 a.m. April 24, and 5-7 p.m. April 30, Kailua District Park, for all ages.
CITY BOTANICAL GARDEN LEI-MAKING CLASSES:
• Lei Po'o (hat lei, wili method), 1-3 p.m. April 27, Wahiāwa Botanical Garden, and 9:30-11:30 a.m. April 30, Foster Botanical Garden (flowers provided; supply fee $15); additional admission fee required for Foster Botanical Gardens; required reservations, 522-7064.)
• Succulent haku lei, 10 a.m.-12:30 p.m. April 29, Foster Botanic Garden; supply fee, $7; regular garden admission fee applies; required reservations, 522-7064.)
SECOND SATURDAY AT THE GARDEN, a series of events offering a chance to stroll the garden and learn about tropical gardening from certified Hawai'i master gardeners and center volunteers; 9 a.m.-noon, second Saturdays monthly; Pearl City Urban Garden Center; free; www.ctahr.hawaii.edu/ougc, 453-6055.
NIAULANI NATURE WALK, guided tour through an old-growth forest; 9:30 a.m. Mondays; Volcano Art Center's Niaulani campus, Volcano Village, Big Island; 808-967-8222, www.volcanoartcenter.org.
TUESDAYS AT KANAHĀ, weekly beach cleanup and plant maintenance, coordinated by Community Pride at Kanahā Beach Park, Maui, 8-10 a.m. Tuesdays, at the park; Valerie Vines Magee, 808-264-1454.
MĀNOA HERITAGE CENTER, discover an old Hawaiian heiau and native plants while learning Mānoa Valley's history; 9 a.m.-4 p.m. Tuesdays-Saturdays; Mānoa Heritage Center; $7 general, $4 seniors and military, students free; visits and tours by reservation only: 988-1287, http://manoaheritagecenter.org.
HO'OMALUHIA PRESCHOOL NATURE HOUR (for ages 3-5) with stories, songs, crafts and nature hikes (optional picnic lunch); 10:30 a.m., third Tuesday monthly; from visitor center; recommended: walking shoes, insect repellent, rain gear; information, 233-7323
WEED & POT CLUB at Maui Nui Botanical Garden, 8:30-10:30 a.m. Wednesdays, 150 Kanaloa Ave., Kahului, Maui, to do beautification and maintenance work; tools, gloves, drinking water provided; wear shoes; 808-249-2798.
BOTANICAL DRAWING AND PAINTING, rendering of plants, flowers, seeds and pods from the garden; 9:30 a.m.-noon Wednesdays, Ho'omaluhia Botanical Garden, Kāne'ohe; recommended: No. 4 round brush, Bristol paper, watercolor set or pencils; free; reservations, 233-7323.
MAKIKI FOREST RESTORATION PROJECT, volunteers needed for Makiki Watershed Awareness Initiative forest restoration, 9 a.m.-2 p.m. fourth Saturday of each month; weed, pick up branches, plant, water and fertilize; wear long pants, long sleeves, shoes or boots, gloves, insect repellent and bring water and lunch; meet at Makiki forestry base yard above new Hawaii Nature Center; 973-9782.
FREE GARDEN MULCH, 9 a.m.-3 p.m. Saturdays, Hālawa Xeriscape Garden, 99-1269 Iwaena St.; www.boardofwatersupply.com, 748-5041.
HO'OMALUHIA FAMILY CATCH AND RELEASE FISHING, 10 a.m.-2 p.m. Saturdays and Sundays, yearlong, Ho'omaluhia Botanical Garden, Kāne'ohe; recommended: walking shoes, insect repellent, rain protection, barbless hooks and fishing gear; free; reservations, 233-7323.
LYON ARBORETUM WORKDAY, weeding and garden maintenance with arboretum grounds crew, first Saturday monthly; information: 988-0456.