A deadly new oak-tree disease can be prevented by pruning them in the dormant season (if needed) instead of spring or summer.

Some lawn maintenance is recommended now that the leaves have fallen.Experts explained why this is the best time of year to ...

The tree disease that exploded in Bay Area forests three decades ago, stunning residents with vast die-offs in parks and neighborhoods before slowing, has opened a new front with a second, potentially ...

Q: One of my five oak trees is having this problem and I’m wondering what I should do. I hope it’s not a disease that could ...

Oak wilt is a fungal disease that can weaken white oaks and kill red oak trees within just a few weeks. The fungus enters the ...

A UC Berkeley-led citizen science project has discovered at least four outbreaks of a new, potentially more aggressive form ...

I don't know what this is on my oak tree, but is it anything I should be concerned about? Should I spray with something?

What is wrong with my live oak? I hope it’s not a disease, since I have five others in my yard, and I don’t want it to spread ...

Additionally, infected oaks can spread the disease to other trees through underground root connections or grafts, creating an ...

If there is one certainty for all humans, it’s that we are drawn to natural elements.