Saguaro cactuses ... in 1986. The cactus was likely 150 years old. The National Park Service confirms this record on its website. Saguaros grow slowly. A young cactus may grow just 1 to 1.5 inches in ...

The iconic Saguaro cactus is struggling as heat and drought intensify in Arizona. With record-setting summers in 2020, 2023 and 2024, scientists at the Desert Botanical Garden are noticing unusual ...

Saguaro cactuses tower over ... Saguaros grow slowly. A young cactus may grow just 1 to 1.5 inches in its first eight years of life. The amount of water available affects their growth.