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ARBOR DAY EVENTS ACROSS THE STATE HONOR TREES AND FOSTER COMMUNITY CONNECTIONS

(HONOLULU) --Arbor Day Hawaiʻi is officially Friday, November 6th, 2026. Tree celebration events will take place throughout the month of November. Events will be posted here as we receive notice about them. Click on your island below to find an event near you. Events are free and do not require registration unless noted here.

RESOURCES

Arbor Day Hawaiʻi Kaulunani Website: https://dlnr.hawaii.gov/forestry/lap/kaulunani/arbor-day-in-hawaii/

Molokaʻi Land Trust Website: https://molokailandtrust.org/

2024 Maui Arbor Day Garden Expo and Tree Giveaway: https://www.arbordayexpo.com/

ARBOR DAY HAWAIʻI 2026

Most Arbor Day celebrations will take place on Saturday, November 6th 2026. Stay up to date with Arbor Day 2026 events and grant funding opportunities by following the Kaulunani Instagram page or the Arbor Day Hawaiʻi Facebook page.

Oʻahu

Friday, Nov. 6, 9:00 AM -- 1:00 PM

Surfrider's Kaka'ako Ocean Friendly Garden, 210 Coral St., across from UH medical school, JABSOM.

Plant and seed giveaways from 9:00 am-1:00 pm, and workshops focused on Native Hawaiian plants: 9:00-9:45 am Lonomea Soap Making: Learn how to make soap using native Lonomea with Master Gardener intern Grace Higgins 10:00-10:45 am ʻŌhiʻa Lehua Propagation by Cuttings: Learn how to propagate ʻōhiʻa lehua via cuttings from Alberto Ricordi, CTAHR Assistant Extension Agent 11:00 AM -- 12:00 PM | Native Seed Propagation: Learn seed collection and sowing strategies with Master Gardener intern Therese Howe Registration required, please sign up at oahu.surfrider.org/events

Friday, Nov. 6, 9:00 AM -- 12:00 PM

Kapolei Regional Park (South Parking lot, off of Kamaaha Avenue)

City & County of Honolulu, Dept. of Urban Forestry -- Mayorʻs Arbor Day Ceremony

Join us in a day of tree celebration and planting! This year we will be planting 18 lei trees with haumāna from Kapolei High School.

ʻĀina and Education Fair: 9:30AM -- 10:00 AM Ceremony & Planting: 10:00AM -- 12:00PM

Saturday, Nov. 7, 9:00AM -- 1:00PM

Ka Hiapo Farm, Kūkaniloko
(Entry at Kamehameha Hwy & Whitmore Ave., Wahiawa. Scan QR code on linked flyer for location.)

ʻĀina Kaiāulu & NiuNow! -- 6th Annual Niu-versary

MALAMA ULUNIU COMMUNITY ‘ULU PLANTING Join us for a day of malama ‘ãina, community, and celebration of our uluniu. Please bring a põhaku as hoʻokupu. Registration required, register here

See flyer for more information & location.

Saturday, Nov. 7, 9:00AM -- 12:00PM

Kailua United Methodist Church
1110 Kailua Road, Kailua

Smart Trees Pacific and LaniKailua Outdoor Circle -- Arbor Day Tree Adoption

Free trees matched by real tree experts, plus tree climbing demos, plant Q&A, and keiki art contest awards. RSVP will close when all slots have been filled. Reservations required, learn more and reserve your spot here.

Saturday, Nov. 7, 9:00AM -- 11:00AM

Kalanihoʻokala Community Learning Center in Nānākuli, 89-102 Farrington Hwy, Waiʻanae

Mālama Learning Center -- Arbor Day Celebration in Nānākuli

Navigating Our Future: A Workshop on Growing and Caring for Canoe Plants Enjoy hands-on planting and cooking demos, educational activities for keiki, knowledge sharing, and plant adoption (1 per family). Advance registration encouraged; walk-ins welcome as space allows. Register here

Saturday, Nov. 7, 8:00AM -- 12:00PM

Waimea Valley, 59-864 Kamehameha Hwy, Haleiwa, HI 96712 (giveaway located by the parking booth)

Waimea Valley -- Plant Giveaway

Tree giveaway, tree care instructions

Saturday, Nov. 7, 9:00 AM -- 2:00 PM

Aloha Tree Alliance Nursery, 968 Kamilonui Pl, Honolulu, HI 96825

Aloha Tree Alliance

Celebrate Arbor Day at Nursery to Neighborhood, Aloha Tree Alliance's first family-friendly open house at our Native Hawaiian Plant Nursery in Kamilonui Valley! Enjoy a free native plant giveaway, propagation and potting activities, plant care guidance, cultural background on native plants, music, keiki art spaces, community partner booths, and Arbor Day merchandise giveaways.

Reservations required, register here.

Saturday, Nov. 7, 8:00 -- 11:00 AM

Pu'u O Molokai; 41-840 Kalanianaole Hwy Waimanalo

Ke Kula Nui O Waimanalo -- Arbor Day Tree Giveaway

Drive through tree giveaways till there are no more. Website

Saturday Nov. 7, 9:00AM -- 12:00PM

Mauliola (Sand Island State Recreation Area) (last parking lot of the park) -- 1350 Sand Island Pkwy

Global Preservation Initiative, Hawaii Softball Foundation, and DLNR Division of State Parks, Kōkua Hawaiʻi Foundation -- Mauliola (Sand Island) Community Workday

Come plant and care for trees with us!Arbor Day Hawaiʻi celebrates the beginning of the wet season in Hawaiʻi. We'll be planting trees along the final side of the softball fields, continuing the project we started in 2023, and weeding around the trees we've already planted.

Learn more and register here.

Saturday, Nov. 14, 8:00 -- 11:30 AM

Kuli'ou'ou Valley Trail, Honolulu, HI 96821

Aloha Tree Alliance -- Kuliʻouʻou Ridge Trail Community Workday

Volunteers of all experience levels will help plant more than 300 native plants, with guidance on site preparation, proper planting, and watering from ATA staff and experienced volunteers. Join us to restore native habitat, reduce erosion, and care for the Maunalua watershed from mauka to makai. Participants can also enjoy native plant giveaways and Arbor Day merch giveaways!

Saturday, Nov. 14, 8:30AM -- 12:30PM

Pia Valley (Meeting Location: 7-Eleven Niu Valley, 565 Halemaumau St, Honolulu, HI 96821)

Protect & Preserve Hawaiʻi

Join us in Pia Valley for a chill day of outplanting native species at our forest restoration site! Register here

Saturday, Nov. 14, 8:00 AM -- 12:00 PM

Kapiʻolani Community College

Kapiʻolani Community College -- Mālama Kapiʻolani

This year is special: Kanukanu Kanawalu (to plant 80 trees) is our ʻāina initiative. Together, we will plant Native trees as part of the college's 80th anniversary celebration, preparing the land beforehand and watering the seedlings afterward. Join the White Tern Walk at 10-11 a.m. Register here.

Saturday, Nov. 21, 9:00AM -- 12:00PM

Kahanaiki Wetland, Across the street from 917 Kalanianaole Hwy, Kailua, HI 96734

Le Jardin Academy

Tree giveaway of two native tree seedlings, walking tours of the site, tree planting/care on site, ethnobotanical workshops (lauhala, ahu'awa cordage demos, lesson from cultural practitioners)

Registration is recommended but not required, register here.

Detailed location/meeting logistics are available in the registration form!

Saturday, Nov. 28, 8:30 AM -- 12:30 PM

Pia Valley (Niu Valley, Honolulu, HI 96821)

Protect & Preserve Hawaiʻi

Join us in Pia Valley for a special guest talk by Doug Harper, the executive director of Mālama Maunalua, followed by native outplanting at our native forest restoration site. Register here

EVENTS BELOW ARE TENTATIVE UNTIL CONFIRMED

Sunday, Nov. 8, 8:00AM -- 12:00PM

Mānoa, College Hill, 2234 Kamehameha Ave, Honolulu 96822

Mālama Mānoa & Mānoa Outdoor Circle

1,000+ Tree and plant giveaway. 30+ varieties available.

Friday, Nov. 6, 9:30AM -- 2:00PM

University of Hawaiʻi at Mānoa, Hawai'i Hall & Maile Way lawn (next to Gilmore Hall)

UH Mānoa Campus Arboretum Arbor Day

9:30-10:30 meet, groom, plant at Hawaiʻi Hall >>> 11am-2pm visit tree education booths to be eligible to adopt a tree for free! Website

To find out more about Hawaiʻi Arbor Day events, visit Kaulunani.org.

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