The Resolva Xtra Ready-to-Use Weedkiller Power Pump 5L is a powerful, ready-to-use weedkiller that has a jet and spray trigger - simply pump the handle for up to 20 minutes for over 10 minutes of controllable spraying. This non-glyphosate powerful systemic herbicide is ideal for tackling troublesome broad-leaf weeds. Its selective formula kills weeds, as well as their roots, but doesn't damage lawns or grass.