Dear Master Gardener: We moved into a house and noticed the roots of several trees are girdled. Why did this happen? Answer: Girdling roots are roots that grow in a circular or spiral pattern around ...

I’ve had some recent interactions with people frustrated by tree roots that surface, causing mowing difficulties and potential ankle-twisting opportunities. What can be done with surface roots?

We don’t often think about the roots of trees until there is a problem. A forester friend of mine called it a “fencepost mentality.” Being underground, they are often out of sight out of mind. However ...

Tree roots growing at or slightly above the soil surface are called surface roots. Homeowners having trees with these surface roots are frustrated with the additional challenges posed by mowing and ...

In Panama’s tropical forests, trees are quietly rewriting the rules of survival. Faced with longer, harsher dry spells, they ...

Covering a tree's roots above ground can limit the tree's access to oxygen and moisture which helps them grow and stay healthy. Avoid cutting, trimming, or removing tree roots because it can make the ...

The UC Master Gardeners of Butte County are part of the University of California Cooperative Extension system, serving our ...