Eastern Oregon's Malheur National Forest boasts some of the state's oldest trees, including pine and larch that live more ...

Eastern Oregon's Malheur National Forest boasts some of the state's oldest trees, including pine and larch that live more than 500 years. But many of ...

Deep in the forest at 1,800 meters above sea level, where sunlight filters through towering evergreens and the silence feels ...

River birch is the ideal tree species to grow if you want natural shade in your yard. This birch variety is also fast-growing ...

Certain trees, like figs, crape myrtles, calamondins, ginkgos, and Japanese maples, can thrive when planted in pots rather ...

From our calendar to yours comes this carefully considered agenda of cool things we are doing, wishing we could do, or ...

Ecologists are concerned that forest ecosystems will not keep pace with a rapidly changing climate, failing to remain healthy and productive. Before the rapid climate change of the past century, tree ...

The saguaro cactus is the iconic plant of the Arizona borderlands, and in June and early July, its fruit ripens.

TUCSON, Ariz. — Cousins Tanisha Tucker Lohse and Maria Francisco set off from their desert camp around dawn on most early ...

For members of the Tohono O’odham Nation, the centuries-old sacred harvest of saguaro fruit from the desert around Tucson is ...

A sound pavilion will create a contemplative sanctuary constructed from untreated larch and dedicated to yoga and meditation ...