Treatment and Diagnosis

SF Bay Area Large Scale Acacia Decline

In October 2020, many reports of dying Acacia were circulated, primarily Acacia melanoxylon (blackwood Acacia) in Oakland, Pt. Richmond, Crockett and other Bay Area locations. Read more . . .

SF Bay Area Large Scale Eucalyptus Decline

Since 2020 widespread decline and dieback of Eucalyptus trees has been reported in parts of the San Francisco Bay Area in California. Read more . . .

Sudden Oak Death

SOD is an invasive species that has killed hundreds of thousands of native oaks and tanoaks in California. Read more . . .


Heterobasidion spp are basidiomycete fungi which are found world-wide and have caused economic losses in the millions of US dollars.


Seiridium cardinale

The genus Seiridium includes fungi that causes cypress canker a serious disease of Leyland and Monterey cypress in California.

Pine Pitch Canker

Pitch Canker is a disease that affects many pine species and is caused by the fungus Fusarium circinatum. Most pines native to California are susceptible to pitch canker, but Monterey pine, Pinus radiata, is the most widely affected host.