Kills tough weeds, brambles and nettles Breaks down naturally in the soil to allow replanting One use is effective for most weeds however another application may be required after 3-4 weeks Contains glyphosate Ready to use – no need to dilute Built-in lance spray system with an adjustable nozzle 3 litres treats up to 90m² of unwanted vegetation Doff Advanced Weedkiller Ready To Use 3L Container is a highly effective glyphosate-based weedkiller. A systematic weedkiller for the control of annual and deep-rooted perennial weeds such as grasses, docks, nettles, willowherb, dandelion and many more. This ready-to-use weedkiller does not need diluting and will kill most weeds down to their roots with just one application. It is packaged in a three litre container litre container featuring an innovative built in lance spray system with an adjustable nozzle suitable for different spray patterns and spot application which treats up to 90m².