SPECIAL

LYON ARBORETUM SPRING PLANT SALE, with tropical plants from the arboretum and more than 20 nurseries, jams and jellies, handicrafts, lei, educational displays and keiki activities; 9 a.m.-2 p.m. April 11, Blaisdell Center Exhibition Hall; $2; proceeds to benefit the arboretum; 988-0456, www.hawaii.edu/lyonarboretum/.

"NA PUA ALI'I — REFLECTIONS OF HAWAI'I'S ROYAL LEGACY," The Garden Club of Honolulu's flower and horticulture show, with horticulture, flower arranging, photography, educational displays — and botanical jewelry — 10 a.m.-4:30 p.m. April 17-18, and 1-5 p.m. April 19; Honolulu Academy of Arts; free; 532-8700; www.gchonolulu.org.

"LANDSCAPE DESIGN IN HAWAI'I," workshop with landscape architect Malia Messick on old — and new — approaches to Island residential landscaping, and tour of outstanding landscape examples within the Big Island's Volcano Village; 9:30 a.m.-3:30 p.m. April 11; Volcano Art Center Niaulani Campus, Volcano Village; $60, subsidies available; 808-967-8222, www.volcanoartcenter.org.

HONOHONO ORCHIDS LECTURE, by horticulturist Scot Mitamura, 9:30-11:30 a.m. April 11; Foster Botanical Garden; free with park admission: $5 general, $3 kama'aina, $1 ages 6-12; reservations: 522-7066.

TI LEAF LEI AND ROSE MAKING workshops, 1-2:30 p.m. April 13, Foster Botanical Garden; (requires park admission), reservations: 522-7066; 1-2:30 p.m. April 14, Wahiawa Botanical Garden; and 9:30-11 a.m. April 15, Ho'omaluhia Botanical Garden; (supply fee for each, $5), reservations, 522-7064.

AMY GREENWELL GARDEN TOUR, 10-11:30 a.m. April 11; Amy Greenwell Ethnobotanical Garden, Captain Cook, Big Island; free; 808-323-3318.

"DR. HILLEBRAND" TOUR of trees planted by the first gardener of Foster Botanical Garden, led by Liesel Vander Leeden; 1 p.m. April 11; Foster Garden; free with park admission: $5 general, $3 kama'aina, $1 ages 6-12; reservations: 522-7066.

"LIVING IN HARMONY WITH NATURE," a permaculture design workshop, with garden designer Hunter Heaivilin, on sustainable gardening practices for the urban environment; 10 a.m.-noon, April 11, The Green House, 224 Pakohana St.; $15; registration, 524-8427, www.thegreenhousehawaii.com.

SECOND SATURDAY AT THE GARDEN, stroll and learn about home gardening from certified Hawai'i master gardeners and Urban Garden Center volunteers, this week, featuring organic demonstrations in the herb garden; 9 a.m.-12 p.m. April 11; Pearl City Urban Garden Center; free; 453-6050, www.ctahr.hawaii.edu/ougc.

EGGSTRAVAGANZA AND NATURAL DYES, parent/child event for ages 3 and above; 1:30-3:30 p.m. April 11, Hawai'i Nature Center; $20 parent-and-child team; 955-0100.

BIODYNAMIC/INTUITIVE GARDENING WORKSHOP SERIES, on interacting more fully with plants and nature (including using homeopathic sprays), 7:30-9 p.m. ,April 14, Kahumana Community Center and Farm, Wai'anae; free (also dinner, 6-6:30 p.m., $12); directions /reservations, 696-2655.

"HO'OMALUHIA SPRING PRESCHOOL ACTIVITIES; 10:30 a.m. April 21 (spiders) and May 19 (bees); with story and song time, crafts and short hike. Recommended items to bring: picnic lunch, rain, mud and mosquito precautions, and covered shoes; free; 233-7323.

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 22, with project's name, address and phone, principal project architect and nominator's name/contact: Scenic Hawaii, P.O. Box 10501, Honolulu, HI 96816, Bettycrockerawards@gmail.com; 263-5627.

ONGOING

FREE GARDEN MULCH, 9 a.m.- 3 p.m. Saturdays, Halawa Xeriscape Garden, 99-1269 Iwaena St.; self-service; 748-5041, www.boardofwatersupply.com.

"WHAT'S BLOOMING/WHAT'S BEARING FRUIT WITH DAVID ORR," walking tour of Waimea Valley with botanical collections specialist, David Orr, 2-3 p.m., first and third Sundays; recommended: snack, insect repellent, sunscreen, hat, water and sturdy shoes; free with paid park admission; reservations, 638-7766.

LYON ARBORETUM classes for adults and children, including workshops on invasive plants, organic gardening, traditional Hawaiian crafts, flower arranging, garden photography, field sketching and nature journaling, oshiban, and special children's classes, at the arboretum, 3860 Manoa Road; full schedule at www.hawaii.edu/lyonarboretum; register: 988-0461.

FOSTER BOTANICAL GARDEN seeks volunteers to help maintain new butterfly garden, including ongoing deadheading, replanting and general maintenance; 373-4200.

GARDEN TOUR, one-mile (1 1/2-hour) "easy" guided walk; 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 forest; 9:30 a.m. Mondays; Volcano Art Center's Niaulani Campus, Volcano Village, Big Island; 808-967-8222, www.volcanoartcenter.org.

Niaulani Forest WorkDay, volunteers needed to preserve the rainforest; 9 a.m.-12 p.m., third Sunday of each month; Volcano Art Center, Niaulani campus, Volcano Village, Big Island; 808-967-8222.

"PLANTS OF PARADISE GARDEN TOUR," a tour of the museum gardens, 11:30 a.m. daily; Bishop Museum (meeting at Hawaiian Hall entrance); required museum admission; 847-3511.

GUIDED TOURS, view plants of the rain forest; 10 a.m. Mondays-Saturdays; Lyon Arboretum, Manoa Valley; $5; reservations: 988-0461.

TUESDAYS AT KANAHA, weekly beach cleanup and plant maintenance, coordinated by Community Pride at Kanaha Beach Park, Maui, 8-10 a.m. Tuesdays, at the park; Valerie Vines Magee, 808-264-1454.

MAKIKI FOREST RESTORATION PROJECT, volunteers needed as part of Makiki Watershed Awareness Initiative forest restoration project. 9 a.m.-2 p.m., fourth Saturday of each month; 973-9782.

LYON ARBORETUM WORK DAY, weeding and garden maintenance with arboretum grounds crew, first Saturday monthly; times/information: 988-0455.

MANOA HERITAGE CENTER, discover an ancient Hawaiian heiau and native plants while learning Manoa Valley's history; 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.

WEED AND POT CLUB, Maui Nui Botanical Garden's Weed & Pot Club meets 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.

NATIONAL GARDEN HELP, volunteers needed to protect rare plants and ecosystems at National Tropical Botanical Garden, Kaua'i; 808-332-7324, ext. 228, or volunteer@ntbg.org.

SECOND SATURDAY AT THE GARDEN, stroll and learn about home gardening from certified Hawai'i master gardeners and Urban Garden Center volunteers; 9 a.m.-12 p.m. every second Saturday of the month; Pearl City Urban Garden Center; free; 453-6050, www.ctahr.hawaii.edu/ougc.

SELF-DIRECTED DRAWING AND PAINTING, rendering of plants, flowers and seed pods from the garden; 9-10 a.m. Wednesdays; Wahiawa Botanical Garden; reservations: 621-5463.

"NATURE SEEDLINGS PARENT/CHILD PROGRAM," a mini-forest nature trail exploration for ages 3-5, followed by storytime and arts and crafts program, 10-11:30 a.m., first Sunday monthly, Hawai'i Nature Center; $20/nonmember parent-and-child team; 955-0100.

Send announcements, at least 10 days before event, with contact name and phone number, to: Island Life, The Honolulu Advertiser, P.O. Box 3110, Honolulu, HI 96802; or islandlife@honoluluadvertiser.com, with "Home & Garden Cal" in the subject line.