Weed killer ideal to use on lawns to selectively control and suppress broadleaf weeds. Also kills moss and algae. Fast acting, rain-fast in 3 hours. See results in hours. Most effective when weeds are small. Controls dandelion, clover, narrow-leaved plantain, thistle, chickweed, moss algae, lichens, and more. Active ingredient: Iron HEDTA (FeHEDTA) 1.5%. Glyphosate-free.