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Home > Pests of Flowers

Pests of Flowers

     Bugs
     Diseases
     Other Critters
     Weeds

 

Bugs

aphids on iris

Aphids

Asiatic garden beetle adults

Asiatic Garden Beetle

army cutworm larva

Cutworms

     

Japanese beetle adults and damage

Japanese Beetle

aster leafhopper adult

Leafhoppers and Spittlebugs

lily leaf beetle

Lily Leaf Beetle

     

rose chafer beetle

Rose Chafer

spider mites

Spider Mites

green stink bug adult

Stink Bugs

     

Thrips

   
Didn't find what you were looking for? More Help with Bug Identification
Perhaps your bug isn't a pest. Learn about Beneficial Organisms

Diseases

rose leaves with symptoms of black spot

Black Spot of Rose

lily plant with day lily rust

Daylily Rust

powdery mildew on phlox

Powdery Mildew

Didn't find what you were looking for? More Help with Disease Identification

Other Critters

Voles

deer in field

Deer

northern ringneck snake

Snakes

     

slug

Slugs and Snails

Spiders

 
Didn't find what you were looking for? More Help with Critter Identification

Weeds

Canada thistle flower

Canada Thistle

vetch

Vetch

morning glory

Morning Glory (Bindweed)

     

purple loosestrife

Purple Loosestrife

creeping charlie

Creeping Charlie

chickweed

Chickweed

     

garlic mustard

Garlic Mustard

hairy galinsoga

Hairy Galinsoga

woodsorrel

Woodsorrel

     

purslane

Common Purslane

sowthistle

Sowthistle

dandelion

Dandelion

     

cypress spurge

Cypress Spurge

yellow nutsedge

Yellow Nutsedge

quackgrass

Quackgrass

     

crabgrass

Crabgrass

ragweed

Ragweed

Shepherd's Purse

Shepherd's Purse

     

lambsquarters

Lambsquarters

pigweed

Pigweed

common plantain

Plantain

     

Oriental bittersweet

Oriental Bittersweet

poison ivy

Poison Ivy

giant hogweed

Giant Hogweed

     

Japanese knotweed

Japanese Knotweed

field horsetail

Field Horsetail

Didn't find what you were looking for? More Help with Weed Identification

 

Didn't find what you were looking for? More Help with Pest Identification
Want to Know More? Links to More Information About Healthy Gardens

 

 

[Photos, left to right: (aphids) Whitney Cranshaw, Colorado State University, Bugwood.org; (cutworms) Frank Peairs, Colorado State University, Bugwood.org; (Japanese beetle) David Cappaert, Michigan State University, Bugwood.org; (leafhoppers) Whitney Cranshaw, Colorado State University, Bugwood.org; (lily leaf beetle) Lisa Tewksbury, University of Rhode Island, Bugwood.org; (spider mites) David Cappaert, Michigan State University, Bugwood.org; (stink bugs) David Cappaert, Michigan State University, Bugwood.org; (thrips) David Cappaert, Michigan State University, Bugwood.org; (black spot) Yuan-Min Shen, Taichung District Agricultural Research and Extension Station, Bugwood.org; (daylily rust) Division of Plant Industry Archive, Florida Department of Agriculture and Consumer Services, Bugwood.org; (powdery mildew) The Dow Gardens Archive, Dow Gardens, Bugwood.org; (vole) USDA Forest Service - North Central Research Station Archive, USDA Forest Service, Bugwood.org; (deer) David Cappaert, Michigan State University, Bugwood.org; (snakes) Chris Evans, River to River CWMA, Bugwood.org; (slugs and snails) Joseph Berger, Bugwood.org; (spiders) David Cappaert, Michigan State University, Bugwood.org; (Canada thistle) John M. Randall, The Nature Conservancy, Bugwood.org; (vetch) Dan Tenaglia, Missouriplants.com; (morning glory) K. George Beck & James Sebastian, Colorado State University, Bugwood.org; (purple loosestrife) John D. Byrd, Mississippi State University, Bugwood.org; (creeping charlie) Leslie J. Mehrhoff, University of Connecticut, Bugwood.org; (chickweed) Joseph M. DiTomaso, University of California - Davis, Bugwood.org; (garlic mustard) David Cappaert, Michigan State University, Bugwood.org; (hairy galinsoga) Joseph M. DiTomaso, University of California - Davis, Bugwood.org; (woodsorrel) Joseph M. DiTomaso, University of California - Davis, Bugwood.org; (purslane) Joseph M. DiTomaso, University of California - Davis, Bugwood.org; (sowthistle) Chris Evans, River to River CWMA, Bugwood.org; (dandelion) Dave Powell, USDA Forest Service, Bugwood.org; (cypress spurge) Todd Pfeiffer, Klamath County Weed Control, Bugwood.org; (yellow nutsedge) Jeff Stachler, The Ohio State University, Bugwood.org; (quackgrass) Steve Dewey, Utah State University, Bugwood.org; (crabgrass) Richard Old, XID Services, Inc., Bugwood.org; (ragweed) Ohio State Weed Lab Archive, The Ohio State University, Bugwood.org; (shepherd's purse) Robert Vidéki, Doronicum Kft., Bugwood.org; (lambsquarters) Joseph M. DiTomaso, University of California - Davis, Bugwood.org; (pigweed) Steve Dewey, Utah State University, Bugwood.org; (plantain) Lynn Sosnoskie, University of Georgia, Bugwood.org; (Oriental bittersweet) Nancy Loewenstein, Auburn University, Bugwood.org; (poison ivy) Catherine Herms, The Ohio State University, Bugwood.org; (giant hogweed) Maine Department of Agriculture; (Japanese knotweed) Richard Old, XID Services, Inc., Bugwood.org; (field horsetail) Gil Wojciech, Polish Forest Research Institute, Bugwood.org; John Cardina, The Ohio State University, Bugwood.org]

 

 
It is the policy of the State of Maine to minimize reliance on pesticides. The Maine Department of Agriculture, Conservation and Forestry and the Maine IPM Council encourage everyone to practice integrated pest management and to use pesticides only as a last resort. The mention of pesticides in the fact sheets linked to these pages does not imply an endorsement of any product. Be sure that any product used is currently registered and follow all label directions.