Hoyt Arboretum Friends (HAF) is a membership-based, nonprofit organization working in partnership with Portland Parks and Recreation to support Hoyt Arboretum.

Sign up for Hoyt E-news Subscribe

Rare, Threatened and Unusual Conifers - Guided Tour

Saturday, July 15
12-1:30pm
$3 suggested donation, HAF members free!

Conifers are an ancient and diverse group of trees. Join Certified Arborist Julian Lawrence as you explore rare and unusual conifers from around the world. Hoyt Arboretum plays an important part in conservation of threatened species.

Registration is not required; please meet at the Visitor Center.


 

An Arborist's View of the Arboretum - Guided Tour

Saturday, July 22
12-1:30pm
$3 suggested donation, HAF members free!

Join professional arborist Logan Collier to learn about his unique perspective on Hoyt Arboretum's living tree collection. 

Registration is not required; please meet at the Visitor Center.


 

Saturday Crew

Saturday, July 29
9am-12pm
Volunteer opportunity! 

Saturday Crew volunteers assist Hoyt Arboretum's horticulturist with trail maintenance, invasive species removal, special projects and more. Volunteers should come dressed for the weather and be prepared to get dirty in a pair of long pants and sturdy, closed toe shoes. Training, tools and gloves are provided; no previous experience is necessary. Registration is required. Please sign up here.


 

Pacific Northwest Ethnobotany - Guided Tour

 

Saturday, July 29
12-1:30pm
$3 suggested donation, HAF members free!

Join environmental educator Roland Begin for a walk to learn about how a variety of locally native trees and plants have been used for millennia by indigenous peoples as resources for food, medicine, tools, clothing and much more. 

Registration is not required; please meet at the Visitor Center. 


 

Saturday Crew

Saturday, August 5
9am-12pm
Volunteer opportunity! 

Saturday Crew volunteers assist Hoyt Arboretum's horticulturist with trail maintenance, invasive species removal, special projects and more. Volunteers should come dressed for the weather and be prepared to get dirty in a pair of long pants and sturdy, closed toe shoes. Training, tools and gloves are provided; no previous experience is necessary. Registration is required. Please sign up here.


 

Youth Tour Guide Training

Tuesday, August 8
1-3pm
Volunteer opportunity!

Hoyt Arboretum is recruiting volunteer Youth Tour Guides! Youth Tour Guides are creative educators who enjoy working with children (grades K-8) to introduce them to the wonders of nature found in our 189-acre arboretum. Please click here for the complete volunteer position description. 

Youth tours last 1 to 2 hours and are typically scheduled on weekdays between 10am and 3pm. There are also occasional weekend and non-peak season requests (November-March). Youth Tour Guides should be available to volunteer for a minimum of 2 tours per month during the peak tour season. Volunteers gain valuable experience working with children and teaching environmental education in an informal setting

This training will include both classroom instruction and a training tour on the arboretum’s trails. The training will be limited to 10 participants; please sign up here

Questions? Please email volunteer@hoytarboretum.org or call Becky at 503-823-1649.


 

Saturday Crew

Saturday, August 26
9am-12pm
Volunteer opportunity! 

Saturday Crew volunteers assist Hoyt Arboretum's horticulturist with trail maintenance, invasive species removal, special projects and more. Volunteers should come dressed for the weather and be prepared to get dirty in a pair of long pants and sturdy, closed toe shoes. Training, tools and gloves are provided; no previous experience is necessary. Registration is required. Please sign up here.


Native Conifers of Northwest Oregon

Saturday, September 16
9am-12pm
$15/member, $20/non-member

Expand your knowledge of native conifers with Instructor Ken Denniston (author of nwconifers.com). Ken will help you identify the local conifers of northwest Oregon. The workshop will include classroom instruction and, weather permitting, a tour of native conifers in Hoyt Arboretum. Learn easy ways to distinguish each conifer species using both photos and specimens. Class attendees will receive a handy cheat sheet to identify native conifers with 99% accuracy.

Limited to 15 people. $15/member, $20/non-member. Registration is required. Sign up below via email or call (503) 823-1649. 

Member / Non-Member
Support Hoyt Arboretum by becoming a member