Pacific Northwest Plant Disease Management Handbook
Printed page URL:
https://pnwhandbooks.org/node/415
Plant Disease
Host and Disease Descriptions
Host and Disease Descriptions
Reviewed: March 2023
Dogwood (
Cornus
spp.)-Leaf Spots
Dogwood (
Cornus
spp.)-Powdery Mildew
Dogwood (
Cornus
spp.)-Root Rot
Douglas-fir
Dracaena-Leaf Spots
Dracaena-Tip Burn
Dusty Miller
Carrot (
Daucus carota
)-Aster Yellows
Carrot (
Daucus carota
)-Alternaria Leaf Blight
Cabbage and Cauliflower (
Brassica oleracea
)-Bacterial Soft Rot Erwinia
Cabbage and Cauliflower (
Brassica oleracea
)-Black Leg (Phoma Stem Canker)
Cabbage and Cauliflower (
Brassica oleracea
)-Black Rot
Cabbage and Cauliflower (
Brassica oleracea
)-Alternaria Diseases (Black Spot, Gray Leaf Spot, Pod Spot)
Cabbage and Cauliflower (
Brassica oleracea
)-Clubroot
Cabbage and Cauliflower (
Brassica oleracea
)-Damping-off (Wirestem)
Cabbage and Cauliflower (
Brassica oleracea
)-Downy Mildew (Staghead)
Cabbage and Cauliflower (
Brassica oleracea
)-Chlorotic Leaf Spot (Light Leaf Spot)
Cabbage and Cauliflower (
Brassica oleracea
)-Nematode, Cyst
Cabbage and Cauliflower (
Brassica oleracea
)-Oedema (Edema)
Cabbage and Cauliflower (
Brassica oleracea
)-Phytophthora Root Rot
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