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

School Tours for SY 2025-2026

We will take requests for K12 school tours starting July 21st. Please fill out the online request form which will be available on July 21st. Do not email requests to visit. Mahalo for your understanding!

⚠️No reservations 05/23/25 – 06/30/25⚠️

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

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

  • 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.
  • See the announcement above regarding our reservations. 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

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: Applications are no longer being accepted for both sessions of our Summer Nature Camp. Our next camp will be held in October. For general information about our Nature Camps, click here: Lyon Nature Day Camp Information

School Tours: We will be taking reservations for school tours for the 2025-2026 school year on July 21st. 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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