Some people will use pure peat or some will use pure coco so ud feed during the first 4 weeks but FF soil is good enough on its own for 4-5 weeks and the different amount per each week is because the plant is older and can take more at that age.
Some people will use pure peat or some will use pure coco so ud feed during the first 4 weeks but FF soil is good enough on its own for 4-5 weeks and the different amount per each week is because the plant is older and can take more at that age.