The fungal disease “oak root rot” (Armillaria mellea) has evolved with California oaks and other native plants. It is parasitic on oaks and other plant species, but if these plants are growing in our ...

Question: Oak root fungus is a big problem in the hills, and there is little one can do about it. Some say there are no plants that are 100% resistant to it. Do you know of any? --C.A., Pasadena ...

Q: I have several clusters of large tan colored mushrooms that have sprouted up in my lawn near one of my trees. The clusters are all sort of in a row but with a foot or two between clusters. Can you ...

Q: I have a pine tree on the edge of my lawn that has clusters of mushrooms coming up around the base of the trunk. My friend told me these mushrooms are a sign that the tree has rotting roots and the ...

Among the signs of autumn is the increasing appearance of mushrooms. Have you noticed them popping up in your lawn or garden? If you have seen them and wondered if they're harmful to your plants, you ...

CLEMSON – Stone fruits and nut crops are vital to human health, communities and economies across the United States but a fungal disease threatens to devastate these perennial tree crops and pose a ...

One of the most common, but little-known, tree problems in our region popped up, almost literally, in the past few weeks. Walking through a property earlier this month, examining trees for problems of ...