Non-native and invasive plants and animals threaten both the health of our natural resources and our economy. The annual cost of damage from non-native invasive weeds in the US is in the billions, and invasive plants and animals are the 2nd leading cause of endangered species listings. In Western Washington, invasive plants degrade water quality and wildlife habitat and threaten agricultural production.
The prevention and control of non-native invasive plants is everyone’s responsibility. Plants spread and grow without regard to property lines, so it is critical that everyone contribute to the solution. Below you will find information about non-native weeds – what they are, why they are a problem, and where to find help managing them.