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Holistic Plant Care
The Portland Japanese Garden
A place that informs our pruning and calms our minds. For more information, visit japanesegarden.com.
Portland’s very own tree wonderland. For more information, visit hoytarboretum.org.
The Arbor Day Foundation
The original organization that’s all about trees. For more information, visit arborday.org.
Save Our Elms
Save Our Elms is an all-volunteer non-profit organization dedicated to the preservation of street trees in the City of Portland, Oregon. For more information, visit saveourelms.org.
OSU Horticulture Dept
What’s a Calocedrus decurrens tree? This site can answer that question and many others. It gives images and info for many landscape plants. For more information, visit landscapeplants.oregonstate.edu.
Johnson Creek Watershed Council
We support our local water heroes with donations and volunteering. Treecology was given the Riffle Award for 2019 for our partnership efforts. For more information, visit jcwc.org.
Conserving significant wetlands near you. For more information, visit wetlandsconservancy.org.
A compendium of quotes about trees. For more information, visit gardendigest.com.
Friends of Trees
Greening Portland since 1989! Back in 2015 they were one of the co-sponsors of our World Record Tree Hug. For more information, visit friendsoftrees.org