Most experts recommend that deciduous trees such as birch be pruned when they are totally dormant. All leaves should be off and the weather should be cold. If you wait until spring, you risk the tree ...

A reader wonders if her smoke tree is ruined after it was sheared into an unnatural shape. Mari asks: When is the best time to prune my smoke tree? A problem occurred when my gardener decided to shear ...

People are aching to get out and start gardening. Have you started already? Do you have questions? For answers, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s ...