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Broadleaf Weeds - St Augustine Lawn - Filaree

BES-TEX Weed ID Guide · Broadleaf Weeds

Filaree

Also called Redstem Filaree · Erodium cicutarium

Winter annual Broadleaf

Common Name

Filaree, Redstem Filaree

Latin Name

Erodium cicutarium

Family

Geraniaceae

Life Cycle / Type

Winter annual · Broadleaf

What Is It?

Filaree is a winter annual broadleaf weed with finely divided, fern-like leaves and reddish stems. It produces distinctive corkscrew-shaped seedpods that help it drill seed into the soil. It commonly appears in thin turf, compacted soil, and unmanaged areas.

Filaree plant
Photo: extension.usu.edu.

Soil Temperature & Germination

Filaree germinates as soils cool in the fall.

Below 55°F

Germination begins

Cool winter soils

Continued establishment

Decision Question

Is the weed visible above the soil right now?

YES

It is already up.

Post-Emergent Herbicide BMP

NO

It has not emerged.

Pre-Emergent Herbicide BMP

Why This Weed Comes Back

Missed fall pre-emergent timing

Bare or disturbed soil

Thin or stressed turf

Learn the Basics

A healthy, thick lawn is the best defense against weeds.

Lawn Care 101 BMP
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