Complete soil-fertiliser for an optimal growth and flowering phase. Use only with soil rich in lime!! [les sols calcaires!!!] 1 liter for 200 liters feeding water. Instructions for use (Indicator value final solution: PH 5.7-6.7 EC Start 1.2 - End 2.0) Fill the feed container with water, add the basic nutrient in equal portions. In order to adjust the PH, add PH+ or PH-, add 5-10ml at a time and have the water in the container circulate well until the right PH is obtained. Comes with rearing schedule with PH and EC values. Composition N Nitrogen Total : 2% (as nitrate nitrogen NO3) P205 Phosphoric acid anhydride : 4% water-soluble K2O Potassium oxide : 10% water