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Environmental Services

working for clean rivers

Phone: 503-823-7740

Fax: 503-823-6995

1120 SW 5th Avenue, Suite 1000, Portland, OR 97204

Caring For Your Garden Resources

Oregon State University: Metro Master Gardener Program

Access to gardening resources, volunteer master gardeners and telephone hotlines

Clark County: Bug and Pest Guide

How to encourage helpful insects and naturally control harmful species

Northwest Coalition for Alternatives to Pesticides: Least Toxic Pest Control Methods

Provides information on alternatives to pesticides and herbicides

Metro: Natural Gardening Program

Information on natural gardening seminars, guidebooks, and their demonstration garden site

Portland Parks and Recreation

Pruning and Care of Young and Mature Trees

Heartbleed Security Notice

A serious security vulnerability known as "Heartbleed" was recently discovered in OpenSSL, a popular software library commonly used by many websites on the internet to encrypt communication between a user's computer and a web server. is NOT affected by this vulnerability as it does not use the OpenSSL software library. Please rest assured we are dedicated to protecting your security on this website.