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Article: Medic


Common Name

Medic, Burr Medic, Black Medic

Scientific Name

Medicago polymorpha





Seasons of Growth

Autumn / Winter / Early Spring

Key Distinguishing Feature

Yellow flowers, black marks on centre of leaves.

Burr Medic is a low-growing, almost hairless, sprawling herb with leaves divided into 3 heart-shaped leaflets each 4-25mm long. The terminal leaflet is on a longer stalk than the two side leaflets. It has clusters of 2-7, small, yellow, pea-type flowers with petals that are only 3-5mm long.

The fruit is a small, greenish-brown burr with 1-6 tight coils that are often spiny. Native to the Mediterranean region, Burr Medic is a common weed of gardens, pastures and roadsides and flowers in winter and spring.

Key Products for Control:

Contra M Duo - 65mL/100sqm *Not safe for Buffalo lawns

Duke 100WG - 1g/100sqm *Not safe for QLD Blue Couch, Fescue, Bentgrass, or Ryegrass lawns

Please contact the LawnPride Support Team to discuss alternative options.
Contact us via email:, or Phone: +61 479 086 039.

For 6-months weed germination prevention, we recommend Pre-Emergent Herbicides, such as; Spartan, Barricade, or Onset.

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