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 ...

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 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 ...

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 ...

Hidden high in the White Mountains of eastern California, a gnarled, weathered tree quietly holds a staggering secret — it's nearly 5,000 years old.

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 ...