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
- Community classes added! See below for information.
- Additional Summer Internship Positions! View the information about the Lyon Trails Internship!
- Our Summer Internship program information is now available! Applications will be accepted starting on February 2nd. The deadline to apply is March 13th.
- Our Spring Nature Day Camp is full. Waitlist only.
- Our Seed Conservation Lab is being renovated, and we will have frequent closures with short notice. Please check this page for closures before visiting.
VISIT



Hours:
During normal operations, we are open to the public Monday through Friday from 9 am until 3 pm, closed on weekends and on State and Federal holidays. Be aware of last-minute closures due to construction on the property.
Admission:
Admission is free, but donations are greatly appreciated. The suggested donation amount is $10 per person.
No reservations are required at this time. Parking is first-come, first-served. If the lot is full, there is a paid parking lot at Paradise Park, located before Lyon.
Groups:
- 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).
- K-12 schools and college groups can visit our K12 EDUCATION PAGEor UNIVERSITY/COLLEGE GROUPS for more information about our school tours and to request a tour. All school tour requests must be made through our field trip request form found on the education webpage.
- A fee will be assessed for coordinating group visits.
For questions, call the MAIN OFFICE at (808) 988-0456.
Mahalo!
Last updated: 02/10/26
Community Classes and Events
Scroll below for a glance at our Lyon community classes for the upcoming months. You can also click the link below to view our calendar.
- Click on the calendar date and entry for the link to Eventbrite
- Classes are usually held on Fridays or Saturdays.
March Classes

April Classes



April 25th – Recharge your body and mind with a relaxing yoga session and then practice some mindfulness on a relaxing hike through the arboretum.
Sign up here: Yoga at Lyon
To see other upcoming classes, go to our Community Class page and view the Events Calendar.
Camps and School Tours

SPRING Camp 2026: The camp is full. Waitlist only.
Click here for the Spring Camp program information: SPRING 2026 DAY CAMP

School Tours: We are taking reservations for school tours for the 2025-2026 school year, but there are only a few spots left. Check out our school tour calendar for our availability. We do not take requests over the phone or email. Please fill out our online request form. More info here: LYON SCHOOL TOURS
RECENT NEWS
- Lyon Arboretum 2026 Summer Trails Intern ProgramOverview The 197-acre Arboretum has over 8 miles of trails that showcase its rare and …
- Lyon Arboretum/Friends of Lyon Summer Internships 2026Aloha! This summer, Lyon Arboretum will again host the Lyon Arboretum/Friends of Lyon (FLA) Summer Internship …
- Spring 2026 Nature Day CampForest Explorers: Nature Skills Camp – Waitlist only Have your keiki spend spring break immersed …