dating tree rings

Young visitor looking at tree rings

How old are these redwoods, really?

by Garrison Frost on

It’s the question that usually comes right after the one about height: “How old do you think this redwood is?”
And in many ways, the answer to this second question can be even more stunning than the first.

The fallen Pioneer Cabin Tree. Photo by Save the Redwoods League

Tree Ring Analysis of the Pioneer Cabin Tree

by Deborah Zierten on

California State Parks and Save the Redwoods League are collaborating to study the fallen Pioneer Cabin Tree in Calaveras Big Trees State Park to learn about its long life and the environmental changes within the forest over time.

Redwood tree cores.

Cross-section of a redwood tree?

by Emily Burns on

Since I was a little girl, I’ve enjoyed standing next to the large cross-section of redwood trunk on display at the entrance of Muir Woods National Monument. It boggles my mind that this redwood started growing in the year 909 …