The state’s park department says they are experiencing an outbreak of Douglas-fir tussock moth caterpillars at Hyde Memorial ...

Charles LaCalle, a resident of Santa Fe’s South Capitol neighborhood, labored hard hoping to rescue the fir tree in his front yard from an aggressive outbreak of the Douglas-fir tussock moth ...

An aggressive hatch of Douglas-fir tussock moth caterpillars is threatening trees, both in national forests and in Santa Fe.

If you have a leftover Christmas tree, you could remove the needles and use them in a variety of recipes. Pine needle tea has been praised for boosting immunity and soothing colds.

One of the most popular varieties of Christmas tree. These trees are valued for their strong branches, pleasant smell, good needle retention and more open growth habit, making them easier to ...

"The Nordmann Fir is the UK’s most popular Christmas tree, known as the ‘non-drop Christmas tree’ for its excellent ability to hold its needles throughout the festive period.

The balsam fir accounts for about 20 per cent of all trees in New Brunswick. But with its fragrant needles and triangular shape, the tree is most commonly associated with Christmas.

EXCLUSIVE: There's nothing like a real Christmas tree, but one of the most common annoyances is the amount of needles that drop throughout December. Alan Titchmarsh has explained how to prevent this.

It stripped the needles from fir and spruce trees across most of northern Maine, killing 7 million acres of trees and costing the state’s forest economy hundreds of millions of dollars.

Hemlock woolly adelgid target hemlock and fir trees. The pests are invasive, sucking, aphid-like insects causing trees to die. They are too small to be seen by the eye, but the damage is visible.

Fraser fir (Abies fraseri) is one of the most popular Christmas trees due to its attractive color and shape, fragrance, excellent needle retention, and slightly upturned branches capable of ...