ALOHA!

Lyon Arboretum is part of the University of Hawaiʻi and a public botanical garden. We are nestled in the back of Mānoa Valley, just five miles from the bustle of Waikiki. The Arboretum has over seven miles of hiking trails and boasts more than 6,000 taxa of tropical and sub-tropical plants on our nearly 200 acres.

To learn more, click on the topics on the navigation menu above.

ANNOUNCEMENTS

⚠️No reservations 05/05/25 – 05/09/25⚠️

Our access road will be intermittently closed with short notice for ongoing renovations.

We will be closed on Thursday, May 08th for internal operations.

We will be open for the Spring Plant Sale on Friday, May 09th but for walk-ups only. All plant sale reservations for parking are full. Walk-ups may pay for parking at Paradise Park, or park in the neighborhood.

If our gate is completely open, walk-ins are welcome to enter via our pedestrian access trail.  When the gate is fully or partially closed or the entrance is coned off, no public access is allowed including pedestrians.

All visitors must check in at the Gift Shop.

Thank you for your understanding and patience!

Scheduled Closures

  • Thursday, May 8th: Internal operations
  • Friday, May 9th: Plant Sale – open for plant sale customers only. The grounds are not open for hiking/touring
  • Monday, May 28th: Memorial Day holiday observance

Click here to view the Events and Closures Calendar

VISIT

Please read the following information

  • Open to the public Monday through Friday from 9 am until 3 pm, closed on weekends, State and Federal holidays . 
  • Admission is free, but donations are greatly appreciated. The suggested donation amount is $10 per person.
  • Reservations are required for parking. Visitors without vehicles are welcome without reservations. ALL visitors must check in at the Gift Shop.
    • Reservations open only one week in advance on the Friday before.
  • Organized groups (Schools, Homeschools, Mommy Groups, Churches, Business groups, etc.) with 8+ participants are REQUIRED to make arrangements with the Lyon Education Department (email Lyonedu@hawaii.edu.

For reservation questions, call the MAIN OFFICE at (808) 988-0456. Mahalo!

Make your reservation on Eventbrite at the link below. 

*Please be aware that there may be delays coming and going on our access road due to ongoing renovations. Thank you for your patience.

CLICK HERE FOR PARKING RESERVATIONS

Last updated: 4/15/25

Community Classes and Events

Spring Plant Sale! UPDATE!

Get ready for the Spring Plant Sale! Happening Friday, May 9th and and Saturday, May 10th, from 9:00 am – 3:00 pm. Bring your own bags, boxes, or carts.

Consider paying with cash to expedite the checkout process.

Updates:

  • All reserved spots for parking are sold-out! Walk-ups only.
    • Walk-ups must park and pay at Paradise Park or the neighborhood and walk up to the Arboretum.
  • Khao and Papas food truck will be selling their ono Peruvian and Lao fusion food at the sale on Saturday!
  • Bromeliad Society will unfortunately not be participating.

More information about our plant sales in general, click here.

For Spring Plant Sale information, click here.

May Community Classes

Classes have been added for May!

More information can be found on our Community Classes Page.

Camps and School Tours

Summer Camp 2025: Session A (June2nd-6th) is FULL.

There are spots for Session B (June 9th-13th) https://manoa.hawaii.edu/lyon/2025/04/03/summer-2025-nature-camp-at-lyon/

School Tours: We will be taking reservations for school tours for the 2025-2026 school year in July. We are currently only taking tour requests for the summer. We do not take requests over the phone or email. Please fill out our online request form. More info here: LYON SCHOOL TOURS

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