Our master gardener knows root suckers are a major pain, and she shares if removing a tree stump can prevent them. Here's ...

When we think of a tree, we usually picture a single big trunk that divides into branches overhead. Yet sometimes trees may sprout small stems sprouting from the base of the trunk, down by the roots.

For tree stumps left behind in the yard, you may want to leave them to rot. However, that could take several years. Here's ...

Some trees are prone to developing surface roots that can become quite large. These large roots can interfere with mowing, foot traffic or recreational activities. As trees mature, surface roots may ...

It may be cold, but spring is just over the horizon. You may have gardening questions. For answers, turn to Ask an Expert, an online question-and-answer tool from Oregon State University’s Extension ...

Containerized trees are often buried too deeply in their containers. Always locate the trunk/root flare before planting to give your tree a good start in your landscape. Exactly when to start your ...

Q: Tree roots have come up to the surface in our lawn. It’s so bad the lawnmower blade hits them. What is causing this, and what is the best way to deal with them without harming the tree? A: There ...

I can’t decide when to cut English ivy off my trees — spring or fall. I know it’s invasive and lately I see it everywhere, but I’m not looking forward to seeing brown ivy hanging on my tree trunks. It ...

Some of the wonders of modern medicine are technologies that enable doctors to look inside us without surgery. Now, the same principles are being applied to trees, which may end up benefiting some of ...

Q: Recently our neighbors converted their front lawn to artificial turf. The trees were getting some good moisture from their grass, and now they won’t. The other two sides of the trees are on the ...