A Bloom to Watch for This Summer
April 28, 2026This article first appeared in The Desert Leaf and is part of a series featuring the Sky Islands. For years, my usual neighborhood walk along a dirt road lined with…
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Aravaipa Canyon Vinca Removal
April 17, 2026Come join us for a Memorial Day weekend in Aravaipa Canyon Preserve as we resume the fight against invasive vinca!
Celebrate the San Pedro
The Friends of the San Pedro River spring festival explores the cultural and natural history of the beloved Upper San Pedro River Valley. The event is free and will feature activities for adults and kids, a series of talks, and informational displays.
The event this year will emphasize history — you will be able to throw an atlatl, make an adobe brick, learn about the Clovis mammoth hunters and other native cultures, find out about the Amerind Foundation, and much more. SIA’s Ranchos Regenerativos tech Karen Aglaee Lopez Roman will also be there tabling, so stop by and say hello.
Spring Restoration in Bear Canyon
April 9, 2026Help us restore a wildlife oasis by removing invasive grasses and oleander along the Bear Canyon drainage around Rancho Fundoshi Spring. We’ll be working in the soil, bending, kneeling, and using hand tools, picks, and lots of elbow grease.
Binational Border BioBlitz
April 2, 2026Calling birders, botanists, bug lovers, trackers, herpers, fungi folk, and naturalists of all sorts! Join SIA and partners for a special binational event, starting at San Bernardino National Wildlife Refuge in Arizona. Groups will be surveying on both sides and will eventually meet at the wall. If you’d like to join from Sonora instead, see the event on April 23-26.
Binational Border BioBlitz
Calling birders, botanists, bug lovers, trackers, herpers, fungi folk, and naturalists of all sorts! Join SIA and partners for a special binational event, starting at Cuenca Los Ojos ranch in Sonora. Groups will be surveying on both sides and will eventually meet at the wall. If you’d like to join from Arizona instead, see the event on April 25.
A Floristic Tour of the Rincon Mountains
March 24, 2026In this virtual Coffee Break, SIA Botanist Dan Beckman, who just joined us after 12 years with Saguaro National Park, presents on the Rincon Mountains’ exceptionally rich and dynamic plant…
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Barrel Spring Arundo Removal
February 20, 2026Join us for a morning at a historic Tucson spring, now in an urban setting, as we remove this invasive plant and restore a wildlife oasis.
Spring Restoration in Bear Canyon
Help us restore a wildlife oasis by removing invasive grasses and oleander along the Bear Canyon drainage around Rancho Fundoshi Spring. We’ll be working in the soil, bending, kneeling, and using hand tools, picks, and lots of elbow grease.
Coffee Break: A Floristic Tour of the Rincon Mountains
February 11, 2026Join us for our next virtual Coffee Break to learn more about the Rincon Mountains’ exceptionally rich and dynamic plant diversity. As with so many of our sky islands, the plants in the Rincons originate from distinct regional floras and overlap across wide elevation ranges and rugged terrain. Our speaker is SIA Botanist Dan Beckman, who just recently joined us after 12 years with Saguaro National Park.
