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Gallery of Horticultural Diseases and Pests of Oklahoma

 

There are many diseases and pests of plants; a complete discussion can only be found in horticultural pathology textbooks. The thumbnails of a few of the more common diseases and pests are contained in the gallery below. Most of these thumbnails are linked to additional information about the pest. These are listed by host; if you wish to look at the same thumbnails listed alphabetically, click here.  

 

DISEASES

BACTERIAL     FUNGAL     VIRAL     OTHER     INSECTS

BACTERIAL


Bacterial Spot on
Tomatoes

Blossom End Rot
.

Crown Gall
.

Fire Blight
.

Slime Flux
Wet Wood
TOP

FUNGAL


Apple Scab
.

Anthrancnose
.

Armiliaria
Root Rot

Ascochyta
Leaf Blight

Black Rot on
Grapes

Black Spot on
Roses

Blister Rust
.

Brown Rot on
Fruit

Cedar Apple
Rust Fungus

Cloudy Spot On
Tomatoes

Diplodia Tip
Blight

Dollar Spot on
Turfgrass

Dothistroma Needle
Blight of Pines

Dutch Elm
Disease

Early Blight on
Tomatoes

Fairy Rings on
Turfgrass

Granoderma
Root Rot

Gray Mold
.

Helminthosporium
Leaf Spot

Hypoxylon
Canker

Leaf Spot on
Iris

Necrotic Rings
.

Oak Wilt
.

Peach Leaf
Curl

Power Mildew
.

Root Rot
.

Rust on
Turfgrass

Slime Mold
.

Tomato Fusarium
Wilt

Verticillium
Wilt
TOP

VIRAL


Bean Mosaic
.

Cherry Leaf Roll
Virus

Cucurbit Moasic
.

Hosta Virus X
.

Lettuce Moasic
.

Peanut Moasic
.

Rose Rosette
Virus

Tomato Moasic
Virus

Tomato Spot
Wilt

Watermelon Moasic
.
TOP

OTHER


2-4d, Herbicide Drift
.

Compaction of Soil
.

Dog Urine on
Turfgrass

Frost Damage on
Turfgrass

Gophers and
Mounds

Hormone Herbicide
Injury

Iron Chlorsis
.

Leaf Scorch
(Sunburn)

Lightening Damage
.

Moles and
Voles

Natural Needle
Drop

Spring Dead Spots
(Bermuda Grass)

Sunburned Plants
.

Sunscald
(Southwest injury)

Tree Girdling
.
TOP

INSECTS

VEGETABLES     FRUIT     PECANS     TREES and SHRUBS     TURF     PEST

INSECTS
VEGETABLES


Seasonal Appearance
Of Vegetable Pest

Asparagus
Aphids

Asparagus
Beetles

Bean
Leaf Hopper

Beet
Leaf Hopper

Black Vine
Weevil

Boll Weevil
.

Cabbage Looper
.

Colorado Potato
Beetle

Corn Ear Worm
Tomato Fruit Worm

Cowpea Weevil
.

Diamond Back
Moth

Eggplant Lace
Bug

Flea Beetles
.

Garden Flea
Hopper

Green Peach
Aphid

Harlequin Bug
.

Imported Cabbage
Worm

Lesser Cornstalk
Borer

Melon Aphid
.

Melon Worm
.

Onion Maggot
.

Pickle Worm
.

Potato Aphid
.

Potato Leaf
Hopper

Potato/Tomato
Psyllid

Seed Corn
Maggot

Spotted Cucumber
Beetle

Squash Bug
.

Squash Vine
Borer

Striped Cucumber
Beetle

Tachind Fly Eggs

Tomato Hornworm

Tomato Pinworm

Tortoise Beetles

Turnip Aphids

Pest Activity
Calendar Chart 1

Pest Activity
Calendar Chart 2

Appearance of
Vegetable Pests Page 1

Appearance of
Vegetable Pests Page 2

Appearance of
Vegetable Pests Page 3
Back to Insects

INSECTS
FRUIT


Cat Facing
Insects

Codling Moth
-

Fruit Flies
-

Grape Berry
Moth

Grape Leaf
Folder

Grape Leaf
Hopper

Grape Phylloxera
-

Grape Root
Borer

Green June
Beetle

Lesser Peach
Tree Borer

Oriental Fruit
Moth

Peach Tree
Borer

Plant Hopper
-

Plum Curculio
-

Plum Gouger
-

Rednecked Cane
Borer

Shothole Borer
-

Squash Bugs
-

Sweet Potato
Weevil

Yellow Meal
Worm
Back to Insects

INSECTS
PECAN


Black Pecan Aphid

Black Margined Aphid
Yellow Pecan Aphid

Green Stink Bug
Leaf Footed Bug

Hickory Shuck
Worm

Pecan Nut
Casebearer

Pecan Catacola
.

Pecan Phylloxera
.

Pecan Scab
.

Pecan Weevil
.

Walnut Datana
Caterpillar
Back to Insects

INSECTS
TREES
SHRUBS


Seasonal Appearance
Of Tree Pests

Aphids And
Mummies

Arborvitae
Aphid

Ash / Lilac Borer
.

Asian Longhorned
Beetle

Aster Leaf
Hopper

Azalea Lace
Bug

Bagworms
.

Bark Beetles
.

Black Turpentine
Beetle

Box Elder Bug
Red Shoulder Bug

Conifer Aphid
.

Cottonwood Beetle
.

Cottonwood Borer
.

Crape Myrtle
Aphid

Elm Calligrapha
.

Elm Leaf Beetle
.

Fall Web Worm
.

Giant Bark Aphid
.

Grasshopper
.

Gypsy Moth
.

Hackberry Fall
Psyllid

Horned Oak Gall
.

Iris Borer
.

Japanese Beetle
.

Lace Bug
.

Leaf Miner
.

Locust Borer
.

Mealy Bug
.

Nematode and
Damages

Periodical
Cicadas

Pine Nematodes
.

Pine Tip moth
.

Red Headed Ash
Borer

Scales
.

Sphinx Moths
.

Spider Mites
.

Spring Canker
Worm

Tarnished Bug
.

Tent Web Worm
.

Thrips
.

Twig Girdler
.

Two Lined Spittle
Bug

White Flies
.

Willow Leaf
Beetle

Yellow Bellied
Sapsucker
Back to Insects

INSECTS
TURF


Armyworms
.

Bermudagrass
Mite

Billbug
.

Chinch Bug
.

Cicada Killer
Wasp

Clover Mite
.

Cutworms
.

Fall Armyworms
.

Field Cricket
.

Ground Pearls
.

Japanese Beetle
.

Mole Cricket
.

Red Fire Ants
.

Sod Web Worms
.

White Grubs
.
Back to Insects

INSECTS
PEST


Africian Honey
Bees

Bedbugs
.

Black Flies
Buffalo Gnats

Box Elder
Bugs

Carpenter Ants
.

Carpenter
Wood Bees

Carpet Beetles
.

Chiggers
.

Cigarette Beetle
Drugstore Beetle

Clothes Moth
.

Drain Fly
.

Fire Ants in
Oklahoma

Flea Control
.

Fly Control
In the Home

Gophers and
Mounds

Horse Hair
Worms

Indian Mealworm
Moth

Know your Ants
and Termites

Moles and
Voles

Mosquitoes
.

Moth Flies
.

Mud Daubbers
.

Powderpost Beetle
.

Roach Control
.

Scorpions
.

Silverfish and
Firebrats

Sowbugs
Rollie Pollie

Termites
.

Tick and Flea
Control

Wood Boring
Beetles
TOP