Encyclopedia Articles

A

Angular Leaf Spot
Anthracnose on shade trees
Apple and crabapple Scab
Ash Decline
Ash Rust
Aster Yellows

B

Bacterial Spot on Pepper and tomatoes
Bacterial Spot on Stonefruit Trees
Biotic vs. Abiotic - Distinguishing Disease Problems
Black Knot
Blossom End Rot
Bur Oak Blight

C

Cedar-Apple Rust
Cedar-Hawthorn Rust
Crown Gall
Cucurbit anthracnose
Cucurbit Bacterial Wilt
Cytospora Canker

D

Diplodia Tip Blight and Canker
Dothistroma Needle Blight
Downy Leaf Spot
Dutch Elm Disease

F

Fairy Rings
Fire Blight
Foliar Nematodes

G

Glossary
Gray mold

H

Hollyhock Rust
Hosta Petiole and Crown Rot
Hosta-infecting Virii

K

Kabatina Tip Blight

L

Leaf Spot and Melting-out
Lilac Bacterial Blight
Lilac Pseudocercospora Leaf Spot

M

Maple Tar Spot

N

Nutrient/Soil pH Imbalances

O

Oak Leaf Blister
Oak Tatters
Oak Wilt

P

Peach Leaf Curl
Peach Scab
Peony Leaf Blotch
Phyllosticta needle blight
Pin Oak Chlorosis
Pine Wilt
Poor Planting Practices and Post-planting Care
Poplar Leaf and Shoot Blight
Powdery Mildew
Powdery Mildew-Turfgrass
Puffball

R

Raspberry Leaf Spot
Red Thread
Rhizosphaera Needle Cast
Rose Black Spot
Rose Rosette
Rust on Brambles

S

Seasonal Needle Loss
Septoria Leaf Spot
Shade tree resources
Slime Molds
Sooty Mold
Stigmina Needle Cast
Stinkhorns
Stone fruit brown rot
Sulfur Shelf

T

Tree decline
Tubakia leaf spot in Oaks
Turf Grass Rust

V

Verticillium Wilt

W

White mold, with a focus on vegetables
Winter Injury