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Cooperative Extension: Insect Pests, Ticks and Plant Diseases
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Cooperative Extension: Insect Pests, Ticks and Plant Diseases
Home
Insect Lab
Plant Disease Diagnostic Lab
Tick Lab
Pesticide Safety
Integrated Pest Management (IPM)
Contact Us
Arborvitae – Phyllosticta
Phyllosticta thujae
Arborvitae – Phyllosticta Signs & Symptoms
Pycnidia visible in branch
Pycnidia visible in branch
Infected branch
Arborvitae – Phyllosticta Pathogen
Conidia
Conidia
Conidia on conidiophores
Conidia on conidiophores
Conidia on conidiophores
Conidia on conidiophores
Pycnidium
Pycnidium
Pycnidium
Pycnidium
Return to Plant Disease Images List
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