Healthy Lawns—Weed Key, Broadleaves, Stems are square or stems are rounded or angled

The UC Guide to Healthy Lawns

From "two or more leaves per node"

Select the illustration that best matches your weed sample.

Stems are square

Stems are rounded or angled, but not square

Statewide IPM Program, Agriculture and Natural Resources, University of California
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How to Manage Pests

The UC Guide to Healthy Lawns

From "two or more leaves per node"