Q. (My) birch tree, planted many years ago, has never really grown full. In the spring, it will get tiny green leaves but (it’s) still very airy and not full foliage. We’ve been told not to prune it.

Few shade trees are as distinctive in the home landscape as birch trees. Their unique bark characteristics, distinctive growth form and graceful delicate foliage are reason alone to feature one or ...

If you suffer from seasonal allergies, you may feel like there’s nothing you can do to escape the miserable symptoms that ...

Put your pruning shears away this spring when it comes to these eight kinds of trees.

The calendar indicates that it’s spring, and despite occasional freezing temperatures and lingering patches of snow, the return of extended daylight confirms this change of season. Last year, a chance ...

Last summer the leaves on one of my garden’s young silver birch trees started to go yellow, and then it died. Until then it ...

Like everyone else, I complain about the all the detritus that falls from cottonwood trees every year. Who doesn’t? We got rid of almost all of those growing on our property and yet each summer there ...

Fall is here and all of those end-of-season projects are looming. If you’ve got questions, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension Service.