Q: I have an established clematis vine, and learned that there are a confusing variety of ways to prune them. Do I need to prune it? How can I tell which pruning method to use? A: Clematis are ...

Q: I need to prune an arborvitae hedge because it is too tall. I’d like to remove 3 or 4 feet off the top of these shrubs. When is the best time to prune them? A: Late winter or early spring is ...

Gardening season may be in the rearview mirror, but there are still plenty of questions to ask. For answers, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s ...

Arborvitae, otherwise known as Thuja, is a well-known evergreen plant typically used as a hedge or boundary plant. With ...

Keep in mind that junipers, arborvitae, chamaecyparis, hemlocks, pines, spruce, and firs typically do not have live buds on old wood. Therefore, pruning to control shape or size should be light and ...

Having to think about plants you shouldn’t prune in winter might seem confusing. You may have heard that winter is the perfect time to prune plants since many of them are dormant. This is absolutely ...

Editor’s note: Throughout the growing season, Mike Hogan, OSU Extension educator for Agriculture and Natural Resources in Franklin County, will answer gardening and home landscape questions submitted ...