Affecting Lawns

Ants
Ants
Description:
Small black or red insects with three distinct body parts.

 

Damage:
Ants feed on decaying organic matter and harmful insects. They can disrupt root systems and tunnelling in the soil can cause irregular drying patterns. The mounds they form can be unsightly and can smother the turf.

 

Signs
Usually you will see a small to large mounds of soil. Not particularly harmful but can make mowing difficult and in large numbers can be considered a nuisance.

 

What it attacks
Lawns

^ Back to Top

Chinch Bug
Whitney Cranshaw, Colorado State University, Bugwood.org
Description:
Long insect with a black body and white wings; larvae are red with a light coloured band on the abdomen.

 

Damage:
Chinch bugs pierce and suck plant juices; they have a toxin in their saliva that continues to damage the plant after feeding. These insects like to hide in the thatch layer.

 

Signs
Patchy dead, wilting, yellowing grass. Looks similar to drought.

 

What it attacks
Lawns

Back to Top

Earthworms
Earthworms
Description:
Elongated, segmented pink to reddish body.

 

Damage:
Earthworms are beneficial insects to soil as they mix and aerate soil, they feed on organic matter and turn it into useable plant nutrients quickly, they decompose thatch. Large dew worms may leaves clay mounds at the surface of the soil as they burrow in the soil. This can lead to lumpy, bumpy, uneven ground which can be problematic when mowing..

 

Signs
Lumpy, bumpy, uneven ground, hard to mow and walk on.

 

Lawns
Carrots

^ Back to Top

Sod Webworm
Description:
Tan caterpillar with dark spots and a dark head; adult is a white moth.

 

Damage:
Sod webworms feed on the roots, stems and blades of the grass.

 

Signs
Patches of yellow/ brown, dead grass that can spread to the size of a softball and in severe cases can spread further. Large numbers of moths fly up when walking across the lawn.

 

What it attacks
Lawns

Back to Top

White Grubs
David Cappaert, Michigan State University, Bugwood.org
Description:
Larval stages of several insects including June Beetle, European chafer and Japanese Beetle.

 

Damage:
These c-shaped grubs feed on the roots of grass which causes browning and clumps of grass are easily pulled out by hand.

 

Signs
Irregular shaped patches of grass turn brown and die.

 

What it attacks
Lawns

Back to Top