Closed Oct 27th-April 28th, 2026
The Arboretum is closed for the season beginning October 27th through April 28th 2026.
The Arboretum is closed for the season beginning October 27th through April 28th 2026.
This months planned topics (subject to change): Nate Beine, characterizing understory biomass with terrestrial laser scanning (LiDAR and plants) Dipita Ghosh, biochar
This months planned speakers and topics (subject to change): Sneha Vissa Derek Uhey (bugs)
Join us for a big clean up before the season begins! The more the merrier for this 2 hour project from 9-11am. Bring a water bottle, sun protection and gloves. Extra rakes are welcome too! If you are new to volunteering at the Arb, please fill out our volunteer form prior to attending. Volunteer Information […]
The Arboretum opens for our 2026 season April 29th, 2026!
Art works are located in our Exhibit Hall and around our stage and picnic area. Take a look and maybe take one home!
Information to be announced!
Join Dr. Celia Holm for a morning bird walk around the Arboretum grounds.
This months planned speakers and topics (subject to change):
The Coconino County Master Gardener’s Plant Sale will be held at the Colton Garden. There will be plants, starts, used tools, and food to buy, gardening talks and advice for free, and fun activities. Look for our table to get your Arboretum grown native plants!