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
Boxwood (
Buxus
spp.)-Phytophthora Root and Crown Rot
Boxwood (
Buxus
spp.)-Volutella Leaf and Stem Blight (Canker)
Boysenberry
Bracken Fern (
Pteridium aquilinum
)-Rust
Broccoli (
Brassica oleracea
)-Bacterial Blight
Broccoli (
Brassica oleracea
)-Bacterial Leaf Spot
Broccoli (
Brassica oleracea
)-Bacterial Soft Rot Erwinia
Broccoli (
Brassica oleracea
)-Black Leg (Phoma Stem Canker)
Broccoli (
Brassica oleracea
)-Clubroot
Broccoli (
Brassica oleracea
)-Damping-off
Broccoli (
Brassica oleracea
)-Downy Mildew (Staghead)
Broccoli (
Brassica oleracea
)-Chlorotic Leaf Spot (Light Leaf Spot)
Broccoli (
Brassica oleracea
)-Ringspot
Broccoli (
Brassica oleracea
)-Sclerotinia Stem Rot and Watery Soft Rot
Broccoli (
Brassica oleracea
)-White Leaf Spot and Gray Stem
Brussels sprouts (
Brassica oleracea
)-Bacterial Leaf Spot
Brussels sprouts (
Brassica oleracea
)-Black Leg (Phoma Stem Canker)
Brussels sprouts (
Brassica oleracea
)-Clubroot
Brussels sprouts (
Brassica oleracea
)-Chlorotic Leaf Spot (Light Leaf Spot)
Brussels sprouts (
Brassica oleracea
)-Ringspot
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