Call 503-72ARBOR
link to services page

How Can You Spot Danger and Disease in Your Trees?

Sometimes what may appear natural on a tree — such as sap — is really a sign of disease, and what may look like a sign of decay — like brown foliage on a conifer — could be perfectly natural. How can we tell the difference when the signs aren't always obvious? Watch this short video with Terril Collier and the Garden Guy as they dispel some of the mystery.

Check out the latest edition of The Arbor Advisor — you'll find information on:

Eco-Landscaping

Create a natural landscape that promotes bio-diversity by following the five steps of Ecological Landscaping. Conserve natural resources, protect the environment and enjoy sustainable beauty.

Mulching Your Way to a Healthy Landscape

Great landscapes begin with proper mulching! Whether you're considering composted mulch or fresh mulch, nutritious soil is essential to promoting the well-being of your trees and shrubs. In this article, find out how to apply mulch and how a Soil Health Program can beautify your landscape.

Looking for an article on a particular topic? Be sure to peruse the back issues of The Arbor Advisor and browse through the Fact Sheets section. You can also use the search box at the bottom of the page to look up a subject.

FB Icon Fan us on Facebook!

Write reviews, share your favorite gardening links and find out the latest on sustainable landscape solutions when you Fan us.

Collier Arbor Care 75th Anniversary Logo

2012 marks our 75th year of tree, shrub and yard service to the Portland metro area!