Lock in your 2027 lawn program — early spots go first, and the first pre-emergent is timed to soil temperature. Grab a spot →

Carpetweed

Mollugo verticillata

A low, mat-forming summer weed that moves fast into thin or bare spots in the lawn.

Carpetweed
Photo: (c) Douglas Goldman, some rights reserved (CC BY-SA) (via iNaturalist)

What it looks like

Grows flat against the ground in a smooth, hairless mat. Leaves grow in whorls of 5-6 around each stem joint, and tiny white flowers show up in the leaf joints from mid to late summer.

Often mistaken for: Other low-growing summer mat weeds like spurge or chickweed

When it shows up in the Triangle

Shows up through the summer, especially in thin, disturbed, or newly-seeded lawns here in the Triangle.

Where you’ll see it

Home lawns with bare, thin, or recently disturbed soil, including new seeding.

What you can do

  • Keep the lawn thick and healthy so weeds don't have room to move in
  • Avoid leaving bare or disturbed soil exposed for long
  • Get new seeding established and filled in quickly
  • Address any spots that stay thin or bare year after year
Related

Other weeds

Browse the whole library →

Ready for the best lawn on the block?

Get my free estimate