Diagnosis and Management
In this section, you’ll find links to descriptions and photos of Phytophthora ramorum symptoms, a list of currently known host plants, and how to diagnose, treat, and manage the disease.
Symptoms and Diagnosis
Hosts and Symptoms: An in-depth description of how Sudden Oak Death affects host plants.
Look-alikes & Misdiagnosis: A guide to plant and tree diseases commonly mistaken for Sudden Oak Death.
Diagnosis Questionnaire: Step-by-step guide to diagnosing your plant or tree.
Sampling: Sampling procedures in preparation for lab testing.
Host & Associated Plant Photo Gallery: Extensive list of host plants and photos referenced by scientific and common names.
Treatment and Management
Best Management Practices: Customized BMPs for different user groups, in printable PDF form.
Treatments: Preventive measures that may protect plants.
Arborists & Applicators: List of tree care professionals who have been through a COMTF training.
Native Plant and Tribal Resources: Information about Sudden Oak Death (Phytophthora ramorum) and native plants with an emphasis on those issues concerning tribes.
Sanitation and Reducing Spread: Helpful details and links on sanitation measures to reduce the risk of spreading the pathogen.
P. ramorum in the Urban Interface: List of resources for those who live and work in infested areas along the urban-wildland interface.
P. ramorum in Wildlands: Resources useful when addressing or managing P. ramorum or Sudden Oak Death in forests and wildlands.
P. ramorum in Nurseries: Information for nursery growers and regulators working in nursery environments.