Invasive Plant Volunteer Events

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Saturday, April 19, 2025
Time: 7:00 AM - 11:00 AM

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! Volunteers should be comfortable with strenuous work including hiking up hills and working off trail on rocky terrain. We'll provide snacks and drinks when we've finished.
Meeting Location: Ellie will send details on the specific meeting location within Tucson Mountain Park 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: 9 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. Saturdays tend to include less challenging terrain and/or shorter hikes.

Wednesday, April 23, 2025
Time: 7:00 AM - 11:00 AM

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! Volunteers should be comfortable with strenuous work including hiking up hills and working off trail on rocky terrain. We'll provide snacks and drinks when we've finished.
Meeting Location: Ellie will send details on the specific meeting location within Tucson Mountain Park 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: 3 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.

Sunday, April 27, 2025
Time: 8:00am-10:00am

Organization: Arizona-Sonora Desert Museum
Description: Join us in learning to identify and remove plants from one of the few known onionweed infestations in the Tucson basin. Onionweed is both a federally and state of Arizona listed noxious weed which is difficult to identify when not in bloom during the springtime. We will also use the opportunity to monitor and map some volunteer African sumac plants which are in the process of crowding out other landscape plants near the wash.
Meeting Location: Parking lot of CVS Pharmacy
Event location: 5100 E Grant Rd, Tucson, AZ, 85712
Volunteers: 0 registered out of a total capacity of 6
Tools Provided:
Bring: A smartphone with the Wild Spotter app installed, logged in with an account in your name.
Wear: Comfortable, loose breathable clothing. Bring a visibility/neon vest, if you have one.
Additional Information: We will be spending part of the time on the median of Grant Rd. Even though a Sunday morning will be quieter, we request that only adults who are steady on their feet with good awareness of surrounding traffic take part in this event.

Wednesday, April 30, 2025
Time: varies

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: 12 registered out of a total capacity of 60
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.

Wednesday, May 14, 2025
Time: 7:00 AM - 11:00 AM

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! Volunteers should be comfortable with strenuous work including hiking up hills and working off trail on rocky terrain. We'll provide snacks and drinks when we've finished.
Meeting Location: Ellie will send details on the specific meeting location within Tucson Mountain Park 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: 1 registered out of a total capacity of 18
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. The group may decide to end a little early this day depending on the heat.

Saturday, May 17, 2025
Time: 7:00 AM - 10:00 AM

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! Volunteers should be comfortable with strenuous work including hiking up hills and working off trail on rocky terrain. We'll provide snacks and drinks when we've finished.
Meeting Location: Ellie will send details on the specific meeting location within Tucson Mountain Park 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 20
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 less challenging terrain and/or shorter hikes.

Wednesday, May 28, 2025
Time: 7:00 AM - 10:00 AM

Organization: Sonoran Desert Weedwackers - Pima County Conservation Lands & Resources
Description: Join us for a beautiful morning of removing buffelgrass in Tucson Mountain Park! Volunteers should be comfortable with strenuous work including hiking up hills and working off trail on rocky terrain. We'll provide snacks and drinks when we've finished.
Meeting Location: Ellie will send details on the specific meeting location within Tucson Mountain Park 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: 0 registered out of a total capacity of 20
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.

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