A: These Sonoran desert monsters are top heavy. The root system of the saguaro is fairly shallow but expansive. The root system can give this top-heavy cactus quite a bit of support under native ...

Each root has about 2,000 seeds and the odds of them germinating are incredibly small. I have great respect for them." She can rattle off an impressive array of facts: Saguaro needles point a ...

5. Saguaros have an intricate root system. A single “taproot” grows straight down about five feet to access water that’s stored deep underground. A saguaro’s main roots, however, extend like a maze ...

The combination of extreme heat and sustained drought in the Sonoran Desert is taking a toll on our iconic saguaro cactuses ... to have an extremely shallow root system so they can quickly ...

Human-caused climate change driven primarily by the burning of fossil fuels is robbing the Sonoran Desert of the conditions needed to help baby saguaro take root and thrive. So, as the desert ...

The giant saguaro (Carnegiea gigantea) grows on the rocky slopes and flatlands of the Sonoran Desert. It begins its life growing under a "nurse plant"- a shrub that provides shade while the ...

One giant saguaro lies prone, with two huge trunks jutting out from a thick set of roots running parallel to the ground. Another still stands but it’s been sheared off at the top. Two big arms ...

Los Angeles (AFP) – A giant Saguaro cactus that had lived for some 200 years was toppled by heavy rain in the southwestern US state of Arizona. "Powerful seasonal rains can quickly make an ...