Primstar is a broad-spectrum weed killer, particularly effective against cleavers, chickweed, real chamomile, herik, dandelion, buttercup and knight's sorrel.
The product can be used in newly sown grassland (meadows and lawns) from the third leaf stage.
It can also be used in mature lawns and existing pasture.
The effect of Primstar against speedwell species and field violet is insufficient.

• Active substances: Fluroxypyr MHE + florasulam
• Contents: resp. 10.1% and 0.25%
• Sprayer