A reader asked the following questions about trees. No. 1: When hiking, I often see what appear to be several trees growing from a central trunk. What causes this? No. 2: At a local park an oak tree ...
The UC Master Gardeners of Butte County are part of the University of California Cooperative Extension system, serving our ...
Question: We have a can of spray foam that says it can be used to fill cavities in tree trunks. There's a hole in one of our trees where a branch was removed -- it's about waist-high. The hole extends ...