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How to Manage Pests

The UC Guide to Healthy Lawns

Weed key

Select the illustration that best matches your weed sample.
A weed with wide leaves A weed with narrow leaves arranged in sets of 2 A weed with narrow leaves arranged in sets of 3

Leaves are wide, veins branch out in different directions.
Broadleaf ID characteristics

Leaves are narrow, arranged in sets of 2; stems are rounded or flattened.
Grass ID characteristics
Leaves are narrow, arranged in sets of 3; stems are triangular in cross section.
Sedge ID characteristics


Statewide IPM Program, Agriculture and Natural Resources, University of California
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Agriculture and Natural Resources, University of California

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