Join Us!

Whether it’s pulling weeds along the Gallatin River, learning about plant ecology on guided hikes,

or volunteering at the Crail Ranch Native Demonstration Garden, we want you to join us!

Highlights from our inaugural Noxious Weed Bouquet Contest!
  • Gallatin River

    Weed Pull

    Pull together for the Gallatin!

    Saturday, June 13

    9 to 11am

    2020 will be our 12th annual event! 8,360 lbs removed from the banks of the Gallatin River, help us make it an even 10K!

    Rendezvous at Portal Creek Flats in the Gallatin Canyon at 9am. Enjoy coffee and cinnamon rolls and help remove noxious weeds from a beloved and well used site.

    Click here or on image above for full details.

  • Big Sky Community Park Weed Pull

    Pull together for the park!

    Tuesday, June 30

    5-6:30 pm

    Rendezvous at River Pavillion

    2020 will be our 8th annual event!

    Click here or on photo above for information! 

  • Noxious Weed Bouquet Contest

    Pretty Wildflowers?   
     Think again!

    Let's pull those invaders
    and make something

    Tuesday, July 28 @ 6:30pm

    Click here or on photo above for information! 

  • Wildflower & Weed Hikes

    Join us to learn more about the native and invasive flora in Big Sky!

    *Due to budget cuts, we will not have a hiking series in 2020.

  • Volunteer @ Crail Ranch Native Demonstration Garden

    Join us in helping us maintain our native demonstration garden. Contact us and we'll put you on our volunteer list. We'll be hosting work days and limiting the number of volunteers to adhere to social distancing protocols. 

© Copyright 2020 by

Gallatin Invasive Species Alliance

Tel: 406.209.0905