Apply during the vegetative cycle of 300 to 500 cc. By hl: 50 to 60 cc for 15 liters of water (backpack). To apply in irrigation indoor plants dilute two caps of PFS 20-5-3 in 10 liters of water once a month, during the growth period.
The dose per hectare should be much more high and correlative to nutritional requirements of crops. Ideal for fertigation of ornamental potted plants.