Specialist in the Diagnosis of Plant Problems
in Horticulture, Arboriculture and Agriculture

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Affiliations and Links

Links to Professional Organizations


Qualifications, Licenses, Certifications and Professional Organizations
of which I am a member


American College of Forensic Examiners #14370

American Society of Consulting Arborists

American Society for Horticultural Science

International Society of Arboriculture

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Echeveria 'Arlie Wright'
Echeveria
'Arlie Wright'
Crassulaceae
Mexico

My Schools

:
Environmental Horticulture Department, University of California, Davis

Environmental Horticulture and Crop Science Department, California Polytechnic University, San Luis Obispo

Integrated Pest Management Graduate Program

Other Links

American Phytopathological Society

Arbor Day

Cactus and Succulent Society of America

California Native Grass Association

California Native Plant Society

Entomology Dept., U.C.Davis

Environmental Toxicology U.C. Davis

National Register of Big Trees 2000

Nematology Dept., U.C.Davis

Nematode information, from the Society of Nematologists

North American Mycological Society

Sudden Oak Death in California

UC Weed Research and Information Center



Orchid rockrose
Cistus x purpureus
Orchid rockrose
Cistaceae
Mediterranean regions


Coast live oak
Quercus agrifolia
Coast live oak
Fagaceae
wood grain of fallen tree
Northern California


black aeonium
Aeonium arboreum `Zwartkop'
Crassulaceae
black aeonium
Gran Canaria