Encyclopedia Articles

A

Acorn and Nut Weevils
Acrobat Ant
American Dog Tick
Angular Leaf Spot
Ant Baits for Small Household Ants
Ant Swarming
Anthracnose on shade trees
Antlions and Doodlebugs
Ants Are Ecologically Beneficial
Ants in Iowa, Common
Apple
Apple Maggot
Apple Scab
Ash Decline
Ash plant bug
Ash Rust
Ash Sawflies
Ash Spider Mite
Aster Yellows
Azalea

B

Bacterial Spot on Pepper and tomatoes
Bacterial Spot on Stonefruit Trees
Bagworm
Bald-faced Hornets
Bark Beetles in Trees and Firewood
Bat Bug
Bat Tick
Biotic vs. Abiotic - Distinguishing Disease Problems
Bird Mites
Black Cutworms
Black Fly
Black Knot
Black Vine Weevil
Blossom End Rot
Blow and Flesh Flies
Bottlebrush buckeye (Aesculus parviflora)
Boxelder Bug
Brambles
Brown Marmorated Stink Bug
Bumble Bee
Bur Oak Blight
Butterfly Weed (Asclepias tuberosa)

C

Camel Cricket
Carpenter Ants In Homes
Carpenter Ants in Trees
Carpenter Bees
Catalpa Hornworm
Cecropia Moth
Cedar-Apple Rust
Cedar-Hawthorn Rust
Chiggers
Cicada Killer Wasp
Cigarette and Drugstore Beetles
Clothes Moths
Clover Hayworm Moth
Clover Mite
Cluster Fly
Cockroaches
Codling Moth
Common Stalk Borer
Coneflower, Purple (Echinacea purpurea)
Corn Rootworm Beetles on Flowers in the Fall
Corn Smut
Cottony Maple Scale
Crown Gall
Cucurbit anthracnose
Cucurbit Bacterial Wilt
Cucurbits
Cutworm, Variegated
Cytospora Canker

D

Delusory Parasitosis
Diagnosing Health Problems of Woody Plants at the Shade Tree Short Course 2022
Diplodia Tip Blight and Canker
Dobsonfly
Dothistroma Needle Blight
Downy Leaf Spot
Dragonflies and Damselflies
Dutch Elm Disease

E

Earthworms in the Lawn
Earwig
Eastern Tent Caterpillar
Eastern tent caterpillar images and videos
Elm Leaf Beetle
Emerald Ash Borer
Emerald Ash Borer (FAQ)
Emerald Ash Borer Distribution in Iowa (confirmed)
European Pine Sawfly

F

Fairy Rings
Fall Armyworm Control in Home Lawns, 2021
Fall Webworm
False Chinch Bug
Field Ant
Field Cricket
Fire Blight
Firewood Insects
Flatheaded Borers
Flea Control
Foliar Nematodes
Foreign Grain Beetle
Fourlined Plant Bug
Frog-eye / Black Rot of apples and pears
Frost Dates in Iowa
Fruit, Vinegar, and Pomace Flies
Fungus Gnat

G

Geranium, zonal (Pelargonium ×hortorum)
Giant Bark Aphid
Glossary
Grapes
Grass-Carrier Wasp
Gray mold
Grease Ant
Ground Beetle
Ground Crickets
Gypsy Moth in Iowa

H

Hackberry Psyllid
Hawthorn leafminer
Hermit Flower Beetle
Hollyhock (Alcea rosea)
Hollyhock Rust
Honey Bee, Nuisance: Nests and Swarms
Honeylocust plant bug and leafhopper
Horntail Wasp
Hornworms
Horsehair Worm
Hosta (Hosta sp.)
Hosta Petiole and Crown Rot
Hosta-infecting Virii
House Centipede
Hummingbird Feeder Insect Pests
Hummingbird Moths

I

Imported Longhorned Weevil
Indianmeal Moth
Insect Galls
Insect Pests of Stored Foods
Insect-Infested Language
Insecticides for Indoor Use
Insecticides in the Home Landscape and Garden
Insects on Christmas Trees
Insects on Stamps - Entomophilately
Insidious Flower and Minute Pirate Bugs
Iris Borer

J

Japanese Beetle
Japanese Beetle Distribution Map
Japanese Beetle Host Plant Preferences
Jumping Worms in Iowa

K

Kabatina and Phomopsis Tip Blight
Kermes Scale
Kissing Bugs / Chagas Disease

L

Lace Bugs
Ladybug - Multicolored Asian Lady Beetle
Larder Beetle
Larger Yellow Ant
Leaf Crumpler
Leaf Spot and Melting-out
Leafcurl ash aphid
Leafcutter Bees
Lichens
Lightningbugs
Lilac Bacterial Blight
Lilac Pseudocercospora Leaf Spot
Lilac/Ash Borer
Lily Leaf Beetle
Lone Star Tick

M

Magnolia Scale
Maple Tar Spot
Masked Hunter
Mealworm
Mealybugs
Millipedes
Mimosa Webworm
Mold Mites
Mole Cricket
Moles in the Lawn, Control
Mosquito Control
Moth Fly
Mud Dauber Wasp
Mushroom Questions Answered

N

Nutrient/Soil pH Imbalances

O

Oak and Hackberry Tatters
Oak Leaf Blister
Oak Sawfly
Oak Wilt
Odorous House Ant
Orange Rust on Brambles
Oystershell scale

P

Parasitic Wasps
Pavement Ant
Peach Leaf Curl
Peach Scab
Peachtree Borer and Lesser Peachtree Borer
Pear Sawfly or Pearslug
Peony (Paeonia sp.)
Peony Leaf Blotch
Peppers
Periodical Cicadas
Phyllosticta needle blight
Pin Oak Chlorosis
Pin Oak Sawfly
Pine Bark Adelgid
Pine Needle Scale
Pine Seed Bug - Western Conifer Seed Bug
Pine Wilt
Poor Planting Practices and Post-planting Care
Poplar Leaf and Shoot Blight
Powderpost Beetles
Powdery Mildew- Ornamental plants
Powdery Mildew-Turfgrass
Prairie Stature® Oak
Praying Mantis
Preserving and Displaying a Hornet's Nest
Proper Fungicide Use
Pseudoscorpion
Psocids, Booklice, Barklice
Puffball

R

Raspberry Leaf Spot
Red Flour Beetle
Red Thread
Redhorned Grain Beetle
Rhizosphaera Needle Cast
Rice Weevil and Granary Weevil
Rose (Rosa sp.)
Rose Black Spot
Rose Rosette
Rose Sawfly - Roseslug
Roundheaded Borers and Longhorned Beetles
Rove Beetle

S

Sap Beetles
Sawflies
Sawtoothed Grain Beetle
Scale Insects
Scarab Beetles
Scouting for Landscape Plant Problems: An Integrated Pest Management Approach
Seasonal Needle Loss
Septoria Leaf Spot
Shade tree resources
Silverfish and Firebrats
Slime Molds
Social Wasps
Soldier Beetle
Sooty Mold
Sowbugs and Pillbugs
Spanish thyme
Spider Beetle
Spider Mites
Spider Mites on Conifers
Spider Wasp
Spiny Elm Caterpillar
Spotted Wing Drosophila in Home Gardens
Springtail
Spruce spider mite
Squash Bug
Squash Vine Borer
Stigmina Needle Cast
Stink Bugs and Similar-Appearing Insects in Iowa
Stone fruit brown rot
Stone Fruits
Strawberry Root Weevil

T

Termite Control In Iowa
Termites
Tobacco Rattle Virus (TRV)
Tomato fruitworm
Tomato Hornworm
Tomatoes
Tree decline
Tubakia leaf spot in Oaks
Turf Grass
Turf Grass Rust
Two spotted spider mite

U

Understanding and preventing herbicide injury

V

Verticillium Wilt

W

Walking Stick
Walnut caterpillar
Warehouse Beetle and Cabinet Beetle
Weeds in Lawns & Gardens
Western conifer seed bug
Wharf Borer
White Grub Control in Turfgrass
White mold, with a focus on vegetables
Whiteflies
Wildlife Issues in the Garden and Landscape
Winter Injury
Wolf and Fishing Spiders
Wood Cockroach
Woodpecker Damage to Homes
Woolly Alder Aphid
Woolly aphids
Woollybear Caterpillar

Y

Yellowbellied sapsucker
Yellowjacket Wasp
Yellownecked Caterpillar

Z

Zimmerman Pine Moth