YEAR OF THE REEF — Volunteers are needed to staff booths and assist at an International Year of the Reef launch event, 10 a.m.-2 p.m. Friday at the state Capitol. Free T-shirt. Contact Janice Staab at 587-6232 or jstaab@tnc.org.

MAUI NATIVE FOREST PLANTING — The Maui Dryland Forest Restoration Group will do planting in the Auwahi native forest enclosure, 8 a.m.-4 p.m. Saturday; meet at 'Ulupalakua Ranch Store. Hiking boots required; bring rain gear, 2 liters of water, lunch, sunscreen, hat. Register by e-mailing auwahi@yahoo.com or calling 808-573-8989.

MAKIKI WAI — The O'ahu Na Ala Hele Trails and Access program and the Hawai'i Nature Center need volunteers 9 a.m.-2 p.m. Saturday and Feb. 23 to weed, pick up branches, plant and fertilize native plants for forest restoration. Bring long pants, long-sleeved shirt, shoes or boots, gloves, insect repellent, water and lunch. Meet at the Makiki Forestry Baseyard; families welcome. Call Aaron Lowe at 973-9782.

WORM COMPOSTING — Learn the basics of vermicomposting at 9:30 a.m. Saturday at the Manoa Gardens Elderly Housing community center; $30 fee, includes minibin, starter colony and manual. Call 382-0432 or e-mail waikikiworm@hawaii.rr.com.

POUHALA MARSH RESTORATION — The Hawai'i Nature Center is restoring the largest remaining wetland in Pearl Harbor. Volunteers needed to pull pickleweed and mangrove, 8:30-11:30 a.m. Feb 2. Bring work gloves, water, hat, sunscreen, towel and change of clothes; covered footwear and long pants required. Contact Pauline Kawamata, 955-0100, ext. 18.

KANE'OHE WETLAND PROJECT — Volunteers are needed Feb. 9 to help the Sierra Club remove mangrove and other invasive species from wetlands on Marine Corps Base Hawai'i to create habitat for endangered waterbirds. Submit name and contact information by Feb. 7 to Annette Kaohelaulii at 235-5431.

NU'UANU WEEDING — Clear Medinilla magnifica, a relative of miconia, from Nu'uanu with the O'ahu Invasive Species Committee and Sierra Club, 8 a.m.-2:30 p.m. Feb. 9. Involves 45-minute hike and off-trail weeding in steep terrain. Meet at the Church of the Crossroads parking lot. Bring water, snacks, lunch, rain gear, sunscreen, bug repellent and sturdy walking shoes. Contact 286-4616 or oisc@hawaii.edu.

CRATER OVERNIGHTER — The Friends of Haleakala National Park will conduct cabin maintenance, invasive species removal or other work during Feb. 16-18 trip to Kapalaoa Cabin. Before signing up, create an account at www.fhnp.org to learn more and certify your readiness for service trips. For reservations, call Farley at 248-7660 or Matt at 876-1673.

THURSDAY WORKDAYS — Join the Nature Conservancy 8 a.m.-4 p.m. Thursdays at the Honouliuli Preserve in Kunia for volunteer work requiring hiking and moderately strenuous activity removing invasive species, clearing trails and repairing fences. Meet at Kunia base yard. Contact Lynette Williams at 621-2008.

WEED & POT CLUB — Maui Nui Botanical Garden's Weed & Pot Club meets 8:30-10:30 a.m. Wednesdays at 150 Kanaloa Ave. in Kahului to weed, rake, trim or transplant nursery plants, and do other work. Tools, gloves and drinking water provided; bring sunscreen, wear shoes.