
Turf > Holes in lawn
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Credit: Jeff Hahn

Credit: Jeff Hahn
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Cornfield Ant
- Small, about 1/8 inch wide, hole generally surrounded by a conical mound of dirt
- Found in areas where grass in thinning or bare
- Found anytime during spring or summer
- Ant 1/10 inch long and brown
- More information on Cornfield Ant...
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Credit: Jeff Hahn

Credit: Jeff Hahn
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Field Ant
- Large mounds with numeroud 1/8 to 1/4 inch wide holes
- Found in healthy lawns as well as thinning turf
- Found anytime during spring or summer
- Ant 1/8 to 1/4 inch long and black or black and red
- More information on Field Ant...
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Credit: Jeff Hahn

Credit: Jeff Hahn
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Yellowjackets
- Moderate sized holes, about 2 inches wide
- Lack of dirt surrounding holes
- Yellowjackets generally not noticed until mid to late summer
- Yellowjackets are slender, 3/8 inch long, black and yellow wasps
- More information on Yellowjackets...
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Credit: Chuck Holliday

Credit: Jeff Hahn

Credit: Jeff Hahn
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Cicada Killers
- Moderated sized holes, about 2 inches wide, found in well-drained sunny sites
- Typically with large mound of dirt on one side of hole
- Cicada killers active mid to late summer
- Cicada killers large, 1 to 1 1/2 inches long, black and yellow solitary wasps
- More information on Cicada Killers...
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Credit: Kevin D. Arvin, Bugwood.org
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Racoons, Skunks or Gray Squirrels