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 ...

Winter gardening on the Peninsula means pruning roses, choosing seeds for spring planting and checking trees for early signs ...

Support local journalism: Find offers for new subscribers here: Special Offers — USATodayNetwork. Many residents who grow palms are familiar with the signs of Ganoderma butt rot, Ganoderma zonatum, ...

Mushrooms growing on trees can be a sign of decay and should be inspected by a certified arborist. Hispidus, Ganoderma, and Armillaria are three types of fungi that can indicate tree risk. Not all ...

Honey fungus is causing root rot in trees and orchards in South Carolina, posing a threat to one of the nation’s largest peach industries. The Armillaria root rot, also know as oak root rot, is ...

Many homeowners and commercial landscapers are noticing clusters of honey colored mushrooms in their landscapes. These mushrooms are fruiting bodies of Armillaria root rot caused by the species of the ...

Area trees can be damaged by prolonged periods of rain. Prolonged periods of rain and over-saturation of tree roots can cause root rot, which can impact a tree’s ability to consume water and nutrients ...

There are more than 400 species of oak in the world, and each has different needs. First the bad news: In addition to wildfires, there are some gnarly diseases attacking the beautiful oaks in our home ...