Prune lavender (Lavandula angustifolia) lightly after bloom, while deferring moderate pruning until spring. (Jacquelyne S. Collins) We're well into fall and the questions keep coming. Get answers from ...

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 ...

Q: I have volunteered to help our church with yard maintenance. I need to trim back all the bushes, but my concern is the blue spruce tree. It is a very nice tree, but it is growing over the parking ...

Q: I have a question I am hoping you can help me with. We have four very large blue spruce in our front yard. During the last few years the bottom branches having begun showing a lot of bare spots and ...

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.

I have a few English Ilex which are at least 15 years old and are much too large. I would like to cut them way back. When is the proper time to cut them? Also, when is a good time to cut a baby blue ...

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 ...