In This Article >  Yellow Grass >  Bare or Ragged Patches >  Red Grass >  Whitish Grass >  Brown Grass >  Shabby, Worn-Out Looking Lawn >  Mushrooms >  MOSS >  DIRT MOUNDS

Heavy foot traffic or dog waste may be the culprit. If armyworms are truly the cause, you'll be able to see the pests eating your grass.

What Causes It

Armyworm larvae
Armyworm larvaechew grass blades down to the crown, especially during cool, wet weather.

Fast fix: Apply a solution of parasitic nematodes to the infested area; then water well. Bacillus thuringiensis (BT) is effective when the larvae are small.

Prevention: Rake out dead grass and reseed with endophyte-enhanced varieties.

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