WAIKIKI BEACH CLEANUP — The Waikiki Ohana Workforce of the Waikiki Improvement Association will clean the beach 7-9 a.m. Feb. 11. Meet at the Duke Kahanamoku statue. Call 923-1094, ext. 6, or 971-6890.

KAWAI NUI WORKDAYS — The Windward Ahupua'a Alliance will hold landscaping workdays Feb. 4 and 18 at Kawai Nui Wayside Park, opposite the model airplane field on Kapa'a Quarry Road; lunch provided. Call 247-6366, ext. 1, or 223-5535

KANAHA RESTORATION — Volunteers are needed on a daily basis for brush removal, rubbish pick-up, planting and watering at Maui's Kanaha Beach Park. Contact Community Work Day at (808) 877-2524, cwdkhb@pixi.com, or www.hear.org/ naturalareas/kanahabeach.

MAUI PLANT SALE — Maui Nui Botanical Gardens will sell Hawaiian plants, 9 a.m.-noon Saturday at 150 Kanaloa Ave., Kahului. Call (808) 249-2798.

WORM WORKSHOP — Learn the basics of composting with worms at 9:30 a.m. Sunday at the Honolulu Waldorf School, 350 Ulua St., Niu Valley; $30 fee includes mini-bin, starter colony of worms, and owner's manual. Contact 382-0432 or waikikiworm@hawaii.rr.com.

FISHPOND WORKDAY — The next Waikalua Loko Fishpond Community Stewardship Workday is 7:30 a.m.-1:30 p.m. Saturday. Work includes hauling boulders and gravel, pulling mangrove and pickleweed, removing marine debris, staffing hospitality booth. Gloves, trash bags, breakfast, lunch provided. Register by Thursday, at 247-6366 or 223-5535, or info@waa-hawaii.org.

HUMPBACK WHALE COUNT — The Hawaiian Islands Humpback Whale National Marine Sanctuary will hold its annual whale count Saturday and Feb. 25 and March 25 at 65 sites on O'ahu, Kaua'i and the Big Island. To register, call (888) 559-4253, ext. 253, on the Big Island; (808) 246-2860 on Kaua'i; 397-2654, ext. 253, on O'ahu. For more information, see hawaiihumpbackwhale.noaa.gov.

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 perform other work. Tools, gloves and drinking water provided; bring sunscreen, wear shoes.

KANAHA WILDLIFE REFUGE — Weekly volunteer workdays at Maui's Kanaha Pond Wildlife Refuge, 7:30 a.m. Thursdays. (808) 572-6338.

MORNING TRAIL SWEEPERS — Lyon Arboretum in Manoa seeks early morning walkers to hike the arboretum trails, clearing fallen palm fronds and other debris from paths. Call volunteer coordinator Jill Laughlin at 988-0461. The arboretum also holds volunteer workdays on the first Saturday of each month.

WILIWILI SEED PROJECT — Lyon Arboretum needs volunteers to prepare seeds for storage, as part of its Wiliwili Seed Conservation Project in response to the spread of gall wasps. Training will be provided. Contact Jill Laughlin at 988-0461.

Send listings to: For the Environment, P.O. Box 156, Wailuku, HI 96793; cwilson@honolulu advertiser.com; or fax (808) 242-1520.