Invasive Plant Volunteer Events

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Saturday, November 8, 2025
Time: 8:00am to 10:30am

Organization: UA Pima County Cooperative Extension
Description: Come join us pulling buffelgrass out of the Pantano Wash! Our goal is protecting our precious Pantano from invasive species, and mitigating fire risk by doing so. Volunteers should be comfortable working on uneven terrain in the heat. We will provide drinks and snacks after the event.
Meeting Location: The meeting location is the Kolb Executive Park at 1550 N Kolb Rd.
Event location: 1550 N Kolb Rd, Tucson AZ 85715,
Volunteers: 7 registered out of a total capacity of 30
Tools Provided: Yes
Bring: Water (2+ liters), snacks, backpack, sunscreen
Wear: Long sleeves, long pants, hat

Wednesday, November 12, 2025
Time: 8:00am - 12:00pm

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! We will hike to an area with buffelgrass plants, dig up the plants with hand picks and digging bars, and carefully pile the plants to decompose on site. Volunteers should be comfortable with physically strenuous work including hiking up and down hillslopes off trail on rocky terrain. We'll provide snacks and drinks when we're finished.
Meeting Location: Details on the specific meeting location within Tucson Mountain Park will be sent a couple days ahead of time. Text or call Ellie if you haven't received an email with meeting location details. A bathroom may or may not be available depending on the meeting location.
Event location: Tucson Mountain Park,
Volunteers: 2 registered out of a total capacity of 25
Tools Provided: lightweight digging bars, rock picks, work gloves
Bring: water (2 liters), snacks, backpack, sunscreen
Wear: hiking boots or sturdy shoes, long pants, sun protection (hat, sunglasses, long sleeves)
Additional Information: Our volunteer group works every 2nd & 4th Wednesday of the month and every 3rd Saturday of the month. Wednesdays tend to include more challenging terrain and/or further hikes.

Wednesday, November 12, 2025
Time: 7:30am - 10:30am

Organization: Freeport-McMoran Sierrita Operations
Description: Come to West Desert Trails and help us remove buffelgrass!
Meeting Location: Meet at the West Desert Trails entrance gate at the west end of Golden Desert Way. Parking is available along the road.
Event location: Golden Desert Way, Green Valley, AZ 85614
Volunteers: 0 registered out of a total capacity of 50
Tools Provided: Yes
Bring: Water, snacks, backpack, sunscreen
Wear: Long sleeves, long pants, hat

Saturday, November 15, 2025
Time: 8:00am - 12:00pm

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! We will hike to an area with buffelgrass plants, dig up the plants with hand picks and digging bars, and carefully pile the plants to decompose on site. Volunteers should be comfortable with physically strenuous work including hiking up and down hillslopes off trail on rocky terrain. We'll provide snacks and drinks when we're finished.
Meeting Location: Details on the specific meeting location within Tucson Mountain Park will be sent a couple days ahead of time. Text or call Ellie if you haven't received an email with meeting location details. A bathroom may or may not be available depending on the meeting location.
Event location: Tucson Mountain Park,
Volunteers: 10 registered out of a total capacity of 30
Tools Provided: lightweight digging bars, rock picks, work gloves
Bring: water (2 liters), snacks, backpack, sunscreen
Wear: hiking boots or sturdy shoes, long pants, sun protection (hat, sunglasses, long sleeves)
Additional Information: Our volunteer group works every 2nd & 4th Wednesday of the month and every 3rd Saturday of the month. Saturdays tend to include easier terrain and/or shorter hikes.

Wednesday, November 19, 2025
Time: 7:00am - 11:00am

Organization: Town of Marana Parks and Recreation
Description: Join the Space Invaders volunteer program and help our Natural Resources team combat invasive plants in our open space parks! Volunteers will work alongside experts to identify and remove non-native species that threaten the health of our local ecosystems. This hands-on experience not only contributes to preserving the natural beauty and biodiversity of our parks but also provides a unique educational opportunity to learn about native flora and the impacts of invasive plants. Be a part of this vital effort to protect and restore our cherished green spaces while connecting with nature and like-minded community members. Ages 16 and Up
Meeting Location:
Event location: 14810 N Secret Springs Dr. , Marana, AZ 85658
Volunteers: 5 registered out of a total capacity of 10
Tools Provided: Yes
Bring: Water, snacks, sun protection
Wear: Long sleeves, long pants, closed toe shoes

Wednesday, November 26, 2025
Time: 8:00am - 12:00pm

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! We will hike to an area with buffelgrass plants, dig up the plants with hand picks and digging bars, and carefully pile the plants to decompose on site. Volunteers should be comfortable with physically strenuous work including hiking up and down hillslopes off trail on rocky terrain. We'll provide snacks and drinks when we're finished.
Meeting Location: Details on the specific meeting location within Tucson Mountain Park will be sent a couple days ahead of time. Text or call Ellie if you haven't received an email with meeting location details. A bathroom may or may not be available depending on the meeting location.
Event location: Tucson Mountain Park,
Volunteers: 2 registered out of a total capacity of 25
Tools Provided: lightweight digging bars, rock picks, work gloves
Bring: water (2 liters), snacks, backpack, sunscreen
Wear: hiking boots or sturdy shoes, long pants, sun protection (hat, sunglasses, long sleeves)
Additional Information: Our volunteer group works every 2nd & 4th Wednesday of the month and every 3rd Saturday of the month. Wednesdays tend to include more challenging terrain and/or further hikes.

Saturday, December 13, 2025
Time: 8:00am to 10:30am

Organization: UA Pima County Cooperative Extension
Description: Come join us pulling buffelgrass out of the Pantano Wash! Our goal is protecting our precious Pantano from invasive species, and mitigating fire risk by doing so. Volunteers should be comfortable working on uneven terrain in the heat. We will provide drinks and snacks after the event.
Meeting Location: The meeting location is the Kolb Executive Park at 1550 N Kolb Rd.
Event location: 1550 N Kolb Rd, Tucson AZ 85715
Volunteers: 2 registered out of a total capacity of 30
Tools Provided: Yes
Bring: Water (2+ liters), snacks, backpack, sunscreen
Wear: Long sleeves, long pants, hat

Wednesday, December 17, 2025
Time: 7:00am - 11:00am

Organization: Town of Marana Parks and Recreation
Description: Join the Space Invaders volunteer program and help our Natural Resources team combat invasive plants in our open space parks! Volunteers will work alongside experts to identify and remove non-native species that threaten the health of our local ecosystems. This hands-on experience not only contributes to preserving the natural beauty and biodiversity of our parks but also provides a unique educational opportunity to learn about native flora and the impacts of invasive plants. Be a part of this vital effort to protect and restore our cherished green spaces while connecting with nature and like-minded community members. Ages 16 and Up
Meeting Location: Wild Burro Trailhead Parking Lot. Just past the Ritz-Carlton attendant shack
Event location: 14810 N Secret Springs Dr. , Marana, AZ 85658
Volunteers: 6 registered out of a total capacity of 10
Tools Provided: Yes
Bring: Water, snacks, sun protection
Wear: Long sleeves, long pants, closed toe shoes

Tuesday, December 30, 2025
Time: various times

Organization: Arizona Sonora Desert Museum
Description: Help pull buffelgrass from areas surrounding the sheep grazing pens. Only those who volunteer, and are gentle, will have permission to get closer to the animals. You will be using a small pick to dig out clumps of grass.
Meeting Location: Usually we will meet at the lower parking lot of Sentinel Peak Park, but the location could vary. Pay attention to the message being sent out regarding exact location and time.
Event location: 1001 S. Sentinel Peak Rd., Tucson, AZ 85745
Volunteers: 30 registered out of a total capacity of 80
Tools Provided: Rock hammers and gloves will be provided.
Bring: Bring a refillable water bottle (FULL) and a pack to carry everything in. We strongly encourage the use of non-disposable water bottles as a pro-environmental measure.
Wear: Wear good hiking shoes, long pants, a long-sleeved shirt, a hat, sunglasses and sunscreen.
Additional Information: As mentioned before, there are not specific dates and times yet. Some will be morning, some will be afternoon. When we come up with times, we will send a message a few days ahead of time to all that are interested and whoever is able to show up joins us that day.

Retrieved from the Arizona-Sonora Desert Museum web site on 11-07-2025
http://www.desert.museum/buffelgrass/pullsitelist.php?range=2027-04-01