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giant sequoia

Sequoiadendron giganteum

Taxonomy

Kingdom: Plantae ›Phylum: Tracheophyta ›Class: Pinopsida ›Order: Pinales ›Family: Cupressaceae ›Genus: Sequoiadendron

About

Sequoiadendron giganteum (giant sequoia; also known as giant redwood, Sierra redwood, Sierran redwood, Wellingtonia or simply Big Tree—a nickname used by John Muir) is the sole living species in the genus Sequoiadendron, and one of three species of coniferous trees known as redwoods, classified in the family Cupressaceae in the subfamily Sequoioideae, together with Sequoia sempervirens (coast redwood) and Metasequoia glyptostroboides (dawn redwood). The common use of the name sequoia generally refers to Sequoiadendron giganteum, which...

Frequently Asked Questions

What is the scientific name of giant sequoia?
The scientific name of giant sequoia is Sequoiadendron giganteum.
What is the conservation status of giant sequoia?
The giant sequoia has a conservation status of Endangered.
What kingdom does giant sequoia belong to?
giant sequoia belongs to the kingdom Plantae.
What phylum does giant sequoia belong to?
giant sequoia belongs to the phylum Tracheophyta.
What class does giant sequoia belong to?
giant sequoia belongs to the class Pinopsida.
What order does giant sequoia belong to?
giant sequoia belongs to the order Pinales.
What family does giant sequoia belong to?
giant sequoia belongs to the family Cupressaceae.
What genus does giant sequoia belong to?
giant sequoia belongs to the genus Sequoiadendron.

In the News

The best way to save giant sequoias may be more fire

Giant sequoias are built to withstand ordinary fires, but recent extreme wildfires killed thousands of trees that had survived for centuries or even millennia. A new analysis of about 26,400 sequoias found that trees in areas treated with prescribed burns were nearly four times more likely to survive. Researchers estimate the controlled fires prevented about 1,900 deaths and could have saved thousands more if used across every grove.

ScienceDaily Plants & Animals · 7/26/2026

Overcrowded and underfunded: Trump’s cuts to national parks threaten the US’s ‘best idea’

This summer, Yosemite national park has been rife with traffic jams and throngs of visitors. Can these popular national treasures withstand a future of strained resources? On a crisp, sunny morning at the end of June, dappled light filtered through the canopy of an ancient grove of giant sequoias, casting a tranquil backdrop for a mule deer as it ambled across the trail. Families from around the world gazed up at the towering trees in awe, speaking in hushed tones and different languages. Experiences like these draw more than 4 million people to Yosemite national park each year. But as an increasing number of visitors come to take in the dramatic vistas, camp under the stars or feel the mist cascading off its thundering waterfalls, Yosemite’s landscapes are being pushed to their limits. Continue reading...

The Guardian Environment · 7/4/2026