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A. NO (unless you are aiming to kill it off). Resolva Pro Xtra Tough Super Concentrate is a total weedkiller and will kill both broadleaf weeds and grasses—only use it on plants that you want to kill A. NO (unless you intend to kill the grass). Resolva Pro Xtra Tough Weedkiller will kill annual and deep-rooted perennial weeds including grasses – Only use on unwanted vegetation.
For tough weeds apply from March to October when weeds are actively growing and have a large leaf area allowing plenty of weed killer to be absorbed. Effects may be seen within a few days but full control can take up to 4 weeks Resolva Pro Xtra Tough Weedkiller is broken down naturally and degraded by micro-organisms/microbes in the soil
After using Resolva Xtra Weedkiller Concentrate, weeds may grow vigorously at first. This means the weedkiller is working and the weed will “outgrow” itself, then turn yellow and die completely. Perennial weeds must have full emergence of healthy green leaf that is actively growing. Perennial broadleaved weeds are most susceptible when growing actively and at or near flowering A. A tough weed is usually one with a woody stem or has root nodules underground which are difficult to kill off completely
Use between April & September when weeds are actively growing. Spray weeds lightly trying to cover as much leaf area as possible avoiding spray run off. Where to Use For annual and perennial weeds apply Resolva Pro Xtra Tough Weedkiller Liquid Sachets as an overspray.If it rains within 6 hours of application, then effectiveness may be reduced and re-treatment is recommended. Very persistent weeds may require repeated treatments once new growth appears. This type of weedkiller is absorbed by the leaf into the weed sap and transported to all growing points, including the roots. After spraying, weeds may grow vigorously at first. This means the weedkiller is working and the weed will “outgrow” itself, then turn yellow and die completely. Weeds should be actively growing with grasses having at least 5cm of leaf and broadleaved weeds having at least 2 leaves expanded when sprayed. BOTTLE] Loosen the measuring cap slightly and gently squeeze the bottle until the required volume is achieved.