Zero concentrate good quality broad spectrum systemic weedkiller that can be used to kill a wide range of pesky weeds. The active ingredient glyphosate is absorbed throught the foliage and inhibits key enzymes that allow that plant to grow. After application visible symptoms usually appear in 7-10 days.Features a new standard in concentrates – 490g/l glyphosate higher yield – 4-8ml/l water usage rate for common applications compared to glyphosate 360g/l which uses 10ml/l water effective in killing some of the toughest woody weeds such as bamboo and blackberry (higher dosage of application required) rain fast in two hours planting in the surrounding area is immediate once the spray is dry inhibitors to reduce foaming. Makes 200ml makes up to 50l 500ml makes up to 125l1l makes up to 250l ingredientscontains 490g/litre glyphosate as the isopropylamine salt in the form of a soluble concentrate.How to use do not spray if rain is likely within 2 hours. Do not disturb treated weeds for two weeks (visible symptoms will usually appear in 7-10 days). Repeat treatment after 4 weeks if necessary. Best applied when temperatures are over 10°c. For optimum results on hard to kill weeds, also add yates zero pulse penetrant (refer to label for directions and rates).