Some grasses are native to the Willamette Valley, some are invasive, and some are non-native but not invasive.
Grasses (and Affiliates) Database
Search our plant database to learn how to identify and about the special uses of native and non-native graminoids and the impacts of the invasive ones.
Related Resources
Blog Post
Weed of the Month: Purple Loosestrife
Blog Post
Weed of the Month: Field Bindweed
Blog Post
Weed of the Month: Parrotfeather
Blog Post
How to Cope with Emerald Ash Borer
Blog Post
Weed of the Month: Spotted Jewelweed
Blog Post
Why Install a Rain Garden?
Contact Us
Our Native and Invasive Plant Specialist can help you find answers to your graminoid questions.
© Marion Soil and Water Conservation District. All Rights Reserved.