Sod Webworms are the larvae of lawn moths. The live in the root level of your lawn and munch up the grass leaves. They can kill an entire lawn in a matter of days.
When the weather turns hot, patches of your grass may start to turn brown. If you see little moths flying above your grass at dusk, and the brown patches start to get larger, you could have sod web worms. You can control them with Ortho® Bug-B-Gon® MAX® Lawn & Garden Insect Killer Ready-To-Spray.
Look for saucer-sized brown patches where your lawn is driest. The centers of the patches may have been eaten away, replaced by weeds. At root level, you'll see small white tubes made of silky web. At dusk, you might even see the worms themselves. They're about ¼ - ¾ of an inch long.
Rake out the dead grass and mow your lawn. Water well before you apply a treatment. Spray Ortho® Bug-B-Gon® MAX® Lawn & Garden Insect Killer Ready-To-Spray. You'll have better results if you apply it in the late afternoon or early evening. Don't mow or water for 3 days afterwards.
Rake out the dead grass and mow your lawn. Water before treatment. Then apply Ortho® Bug-B-Gon MAX® Insect Killer for Lawns Granules. You'll have to water again to make sure the granules get down to worm level.
To keep Sod Webworms from coming back, treat your lawn again every two months from late spring on.
Sod Webworms are the larvae of lawn moths. The live in the root level of your lawn and munch up the grass leaves. They can kill an entire lawn in a matter of days.
