Weeds & Pests 


Houndstongue flowers.

Click on the image to learn more
about this weed!


   Weed like you to know...
      looks can be deceiving!

These plants are actually WEEDS! Although they look pretty, they possess unique characteristics for out-competing other plants. These exotic invaders quickly establish thick stands that are threatening native habitats. Infesting over 70 million acres of western wildlands, exotic weeds are having a devastating ecological and economic impact! There is good news - 90% of federal lands are not significantly infested - yet. By becoming familiar with exotic weeds, we can prevent their establishment.


In the Spotlight

BLM Seeks Public Comments on Use of Three New Herbicides To Control Noxious Weeds 
on Public Lands

BLM and Partners Unite to Battle Weeds

State Noxious-Weed Seed Requirements

Weeds on the Move:
Ways to Stop the Spread

Weed Links

What is a Weed? 

Wyoming Weed Species



Control Techniques

Documents & Forms


How Can I Help?



Pest Links

Aquatic Invasive Species

To reduce the cost and time of treatment, preventing the introduction and spread of weeds is time well spent. Tips and techniques home-
owners can use are discussed in the following article, Weeds on the Move: Ways to Stop the Spread (Barnyards & Backyards, Summer 2010).


weed poster

Full size posters are available upon request. 
Use the email link below and please provide your name and mailing address.

E-mail: state_office_wymail@blm.gov