When most people picture a Christmas tree, the first image that comes to mind is the classic Spruce: grand, lush, full, and impeccably conical. However, spruces only make up a fraction of the vast ...

With so many varieties sold as Christmas trees, knowing what differentiates a Douglas fir from a Norway spruce is key to shopping for a real tree you’ll love. You’re likely to see more than one ...

Norway spruce (Picea abies) is Europe’s most valuable conifer. It favors cooler climates and higher altitudes. This spruce is widely planted in North America — so much so that it has become ...

Swedish researchers have built a spatial gene atlas of Norway spruce cone development, identifying key reproductive genes and ...