The longer, warmer days of spring spark phenological changes in trees, from root to tip. As their limbs stretch and twist ...

A Chinese proverb says that the best time to plant a tree was 20 years ago, and the second best time is today. But it's not ...

trees and shrubs struggle to grow properly. The cell walls of their new growth fail to lignify—the process of hardening and strengthening—leaving behind blue-stained rings when wood samples ...

Planting depth is key to a successful long-term tree. You want to dig a hole so the root ball sits on undisturbed soil. If you break up the soil in the bottom of the hole, the ball will settle over ...

On May 5, the Bren School of Environmental Science & Management continued its Bren Seminar series with Postdoctoral Researcher Julie Edwards. Edwards’ lecture “Climate Change Detection and Attribution ...

Thinner rings indicate a deeper snowpack that took longer to melt and delayed the start of the tree’s growing season, the study said. Thicker rings, on the other hand, indicate an early melt ...

What’s the most important step in planting a tree or shrub? Thinking it through first. “How a tree is planted makes a huge difference in how healthy it will be and how long it is likely to ...

Students at Ursa Minor Elementary in Anchorage celebrated Alaska’s Arbor Day by planting trees, painting rocks, learning ...

When planting new trees, I often think of the longevity and impact of this oak. The extra time and effort spent on proper tree planting is a small investment for the long dividends paid by a tree ...