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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.

PortlandOregon.gov 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.