The University of Colorado Boulder has acquired a rare Wollemi pine tree, a tree species that lived alongside dinosaurs and ...

Initially thought to date from 1799, its rings revealed a later planting - probably in the mid-1830s. The tree inspired deep ...

The genus Pinus is the largest group of conifers, and it is made up of pine trees. There are nearly 90 species of pine trees found throughout the globe, many of which have value for lumber, pulp, ...

If you are inclined to prune your pine trees, now is the perfect time to do so. Most people don’t prune mature pine trees, but many prune mugho pines, which are more of a shrub. Pruning these keeps ...

If you’ve ever had a Christmas tree start shedding needles just days after decorating, you know how frustrating it can be. The good news is that some pine varieties are better at playing the role of ...

The Eastern white pine has great significance to wildlife. Numerous species of songbirds and small mammals feed on white pine seeds, while snowshoe hares and various deer graze on the needles. The ...

The history of the Christmas tree dates back to pagan winter customs. Later in history, German Christians put apples on fir ...

If you bought a live pine tree for Christmas, you may be thinking about planting it in your yard. Here in Tucson we are in Sunset Zone 12. Most pine trees that do well in our desert are imports from ...

Do you have a mature pine tree with bunches of brown needles? It may be suffering from a fungal disease called diplodia tip blight. “Diplodia has become more common due to environmental stress and ...

With so many varieties sold as Christmas trees, knowing what differentiates a Douglas fir from a Norway spruce is key to ...