BioZym is suitable for all types of grow mediums like rockwool, soil, perlite, coconut bre, etc. It can simply be mixed with the regular nutrients. Mixing: 1 litre BioZym is suf cient for 1000 litres. Week 1 – 4 1 ml / Ltr Week 5 – 8 1,5 ml / Ltr Store in a dark, frost-free place. In the event of eye contact rinse eyes immediately with water. Keep out of reach of children.