Arizona's saguaro cactus has evolved to thrive in the extreme climate of the Sonoran Desert, but after decades of rising heat, even these towering icons are showing signs of stress.

Even though these cacti can survive the heat of the Sonoran Desert, the nights are crucial for their survival. When temperatures are cooler at night, the saguaro cactus will open tiny pores to ...

Ken Schutz will step down as executive director of the Desert Botanical Garden after 24 years. Here's what he thinks will be ...

Last year, when Phoenix endured its hottest summer in recorded history — with a record 31 straight days of temperatures at or above 110 F — stark images emerged of saguaro cacti that had ...

With record-setting summers in 2020, 2023 and 2024, scientists at the Desert Botanical Garden are noticing unusual patterns and symptoms as 20% of the sanctuary's cacti have dropped dead.

Phoenix locals have mastered the art of surviving their desert city while dodging tourists in shorts and flip-flops in 1 ...

Heat, drought ravaging saguaros, other Sonoran Desert cacti, study finds Tony Davis May 9, 2025 Updated May 23, 2025 ...

Interest in having cacti as houseplants grew around the world — and so did cactus theft. From the American Southwest to South Africa, desert plants have been targets of plant poaching.

The hedgehog cactus is a great xeriscape plant with beautiful blooms which attract pollinators. It's native to the southwester deserts of the U.S. and Mexico and doesn't require supplemental watering.