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Pests and Beneficial Organisms Found in Lawns and Yards

     Bugs

     Diseases

     Other Critters

     Weeds
     Beneficial Organisms Sometimes Considered Pests

Bugs
Chinch Bug	Sod Webworms	White Grubs
Ants	Ticks	Bees, Hornets and Wasps
Spiders	Armyworms	Cluster Flies
Crane Flies (see Leatherjackets)	Cutworms	Earwig
Fall Armyworm	Leatherjackets (see Crane Flies)	Mosquitoes
Springtails and Snowfleas
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
Fairy Rings	Rusts	Snow Molds
Didn't find what you were looking for? More Help with Disease Identification Turf Disease Identification & Research Resource, MSU Turf Diseases.net—Michigan State University
Other Critters
Moles	Voles	Chipmunk
Squirrels	Woodchuck (Groundhog)	Raccoon
Porcupine	Skunk	Deer
Canada Geese	Turkeys	Woodpeckers
Sparrows, Crows, Starlings	Snakes	Slugs and Snails
Spiders
Didn't find what you were looking for? More Help with Critter Identification
Weeds
Canada Thistle	Vetch	Morning Glory (Bindweed)
Purple Loosestrife	Creeping Charlie	Chickweed
Garlic Mustard	Hairy Galinsoga	Woodsorrel
Common Purslane	Sowthistle	Dandelion
Cypress Spurge	Yellow Nutsedge	Quackgrass
Crabgrass	Ragweed	Shepherd's Purse
Lambsquarters	Pigweed	Plantain
Oriental Bittersweet	Poison Ivy	Giant Hogweed
Japanese Knotweed	Field Horsetail
Didn't find what you were looking for? More Help with Weed Identification
Beneficial Organisms Sometimes Considered Pests
Ants	Bees, Hornets and Wasps	Spiders

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

Want to Know More? Links to More Information about Healthy Lawns

[Photos, left to right: (ants) Howard Ensign Evans, Colorado State University, Bugwood.org; (armyworm) North Carolina Forest Service Archive, Bugwood.org; (bees, hornets and wasps) Gary Alpert, Harvard University, Bugwood.org; (chinch bug); (cluster flies); (cutworms) Frank Peairs, Colorado State University, Bugwood.org; (crane flies/leatherjackets) David Cappaert, Michigan State University, Bugwood.org; Janco Tanis, jancology.com, Bugwood.org; Canadian Forest Service Archive, Canadian Forest Service, Bugwood.org; Petr Kapitola, State Phytosanitary Administration, Bugwood.org; (earwig) Joseph Berger, Bugwood.org; (fall armyworm) University of Georgia Archive, University of Georgia, Bugwood.org; (white grubs) unknown; (millipede) Gary Alpert, Harvard University, Bugwood.org; (mosquito) Jim Occi, BugPics, Bugwood.org; (sod webworms) University of California IPM Program; (spiders) David Cappaert, Michigan State University, Bugwood.org; (springtails and snowfleas); (ticks) Jim Occi, BugPics, Bugwood.org ; (fairy rings) unknown; (rusts) University of Minnesota Extension; (snow molds) unknown ; (moles); (voles) USDA Forest Service - North Central Research Station Archive, USDA Forest Service, Bugwood.org; (chipmunk) David Cappaert, Michigan State University, Bugwood.org; (squirrels) Joseph LaForest, University of Georgia, Bugwood.org; (woodchuck) Gilles Gonthier; (raccoon) Ricky Layson, Ricky Layson Photography, Bugwood.org; (porcupine) Joseph O'Brien, USDA Forest Service, Bugwood.org; (skunk) Alfred Viola, Northeastern University, Bugwood.org; (deer) David Cappaert, Michigan State University, Bugwood.org; (Canada geese) Chris Evans, River to River CWMA, Bugwood.org; (turkeys) Paul Bolstad, University of Minnesota, Bugwood.org; (woodpeckers) Johnny N. Dell, Bugwood.org; (sparrows, crows, starlings) Terry Spivey, USDA Forest Service, 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]

quick find

• Bed Bugs
• Invasive Pests
• Late Blight of Potatoes/Tomatoes
• Mosquitoes
• Ticks
• What's New?

links

• Maine Integrated Pest Management Council
• Maine Board of Pesticides Control
• Maine Natural Areas Invasive Plants
• Maine Center for Disease Control & Prevention
• Maine Department of Agriculture, Conservation and Forestry
• Maine YardScaping Partnership
• University of Maine Cooperative Extension IPM for Maine Homeowners
  • • Have Your Pest Identified (Diagnostic Lab)
• USDA APHIS Wildlife Services