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
Tulip Tree (
Liriodendron tulipifera
)-Verticillium Wilt
Turf Diseases
Turnip and Rutabaga (
Brassica
spp.)-Black Leg (Phoma Dry Rot)
Turnip and Rutabaga (
Brassica
spp.)-Black Root Rot
Turnip and Rutabaga (
Brassica
spp.)-Black Rot
Turnip and Rutabaga (
Brassica
spp.)-Boron Deficiency
Turnip and Rutabaga (
Brassica
spp.)-Clubroot
Turnip and Rutabaga (
Brassica
spp.)-Damping-off
Turnip and Rutabaga (
Brassica
spp.)-Chlorotic Leaf Spot (Light Leaf Spot)
Turnip and Rutabaga (
Brassica
spp.)-Powdery Mildew
Turnip and Rutabaga (
Brassica
spp.)-Sclerotinia Stem Rot and Watery Soft Rot
Turnip and Rutabaga (
Brassica
spp.)-White Leaf Spot and Gray Stem
Sage (
Salvia
sp.)-Botrytis Blight
Sage (
Salvia
sp.)-Downy Mildew
Sage (
Salvia
sp.)-Impatiens Necrotic Spot
St. Johnswort
Saintpaulia
Salal (
Gaultheria shallon
)-Leaf Spots
Salal (
Gaultheria shallon
)-Root Rot
Salvia
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