Type: Broadleaf annual
Size: 4″-6″ in height
Where it grows: Redstem Filaree is a common weed on roadsides, fields, and poor quality lawns.
Appearance: Deeply lobed leaves that somewhat resemble a fern. Small, brightly colored five-petaled flowers.
Control: Mulch to prevent it in gardens or use pre-emergence herbicide in spring; pull plants by hand or treat in lawns with a broadleaf, post-emergence herbicide.