Volcanic eruptions and cold summers leave lasting marks in the wood of northern trees, unlocking the secrets of past climate extremes.

The invasive pest from Japan kills red pine trees, but it's unclear how pervasive it is on the northern New York landscape.

Trees need a certain number of warm days in their growing seasons to grow properly; otherwise, the cell walls of new growth ...

The last of the century-old pine trees standing high over Goodwin Cemetery were cut down Jan. 10, leaving residents grappling over the loss of a grove that had looked over some of the town's most ...

The Encinitas City Council on Wednesday denied an appeal challenging the Planning Commission's approval of the Camino Apartments project.

During an ancient warm period, the trees had grown at an elevation above 10,000 feet – about 600 feet higher than where the ...

Cemex Lyons cement plant recently donated 100 ponderosa pine trees to Drylands Agroecology Research, an agricultural ...

The Sweet Arrow Lake Conservation Association and Schuylkill Conservation District are cooperating to sell quality seedlings.

In a decision celebrated by local historic preservationists and community members alike, the Santa Barbara City Council voted ...

When native pine trees are grown on their own they will develop taproots or sinker roots for stability and to secure enough ...

The Sweet Arrow Lake Conservation Association and Schuylkill Conservation District are once again selling seedlings for property owners. Tree seedlings increase property value, enhance wildlife ...

Ball moss in your oak trees, leaves on the lawn, and aerating the lawn are three issues that are often incorrectly viewed as ...