Greener Lawn in Days. This Vitax Green Up Liquid Feed & Weed is both a fertiliser and weedkiller in one. The weedkiller works to see off unwanted weeds while the high nitrogen feed helps to produce a lusher, greener lawn. It kills common lawn weeds such as dandelions, daisies, clover and plantains. Simply dilute in a watering can and apply to the lawn. Contains ferrous sulphate to help prevent and cure moss. Application rate: 75ml in 5 litres of water covering 100 square metres. Suitable for use on lawns. Always read the label and follow instructions carefully. Keep out of reach of children. Store in a cool, dry place.