A botanical garden where you can enjoy nature.

Arboretum Logo


Admission to the Arboretum is Free and o
pen to the public from one hour after sunrise to one hour before sunset.
A Parking permit is required but can be purchased ($1/hour) online using the ParkMobile app
Use Zone # 7514 for visitor spaces and for more information, visit Palomar’s Parking & Procedures 
We are located at 1140 West Mission Road, San Marcos, CA 92069
The main trails of the Arboretum are Wheelchair Accessible.
See our Map of the main trails in the garden, however, please know our entire campus is part of the Arboretum and we hope you enjoy the amazing collection of plants that are on display here.

Listing of Garden Themes Currently On the San Marcos Campus

We are proud of our colleague, Professor Emeritus Wayne Armstrong, who has amassed an enormous amount of botanical information and other natural phenomenon for which he is world renowned. This information includes a thorough discussion of the plants and history of the arboretum. This information can be found on his website.

Wayne’s Word: Latest On-line Articles http://www.waynesword.net/CampusBotLatest.htm

Arboretum Wins Two Awards – Project of the Year 2021. Click Here
Interesting plants at Palomar College on the Wayne’s Word website. Click Here
Palomar College Arboretum was renamed Edwin and Frances Hunter Arboretum at Palomar College. Click Here for more information.

Edwin & Frances Hunter Arboretum teams up with the Palomar College DRC to Beautify the Arboretum