FORT WAYNE, Ind. (WANE) — When searching for a Christmas tree to bring home this year, you may face a decline in spruce trees across Indiana as a sickness is causing them to lose their glow. Spruce ...

Spruce shrubs and trees are conifers from the genus Picea, which includes 35 species. Spruce trees and shrubs are characterized by a branch structure, called a pulvinus, where the needles attach. This ...

Anywhere else in the world, more trees would be a blessing. But in the far north of Alaska, they’re a reckoning. As the Arctic warms up to four times as fast as the rest of the planet, white spruce ...