The producer shall demonstrate that consideration has been given to the nutritional needs of the crop and to maintaining soil fertility. Records of analyses and/or crop-specific literature shall be available as evidence.
Flowers and ornamentals producers shall perform calculations at least once for every single crop harvested and on a justified regular basis (e.g. every two weeks in closed systems) for continuously harvested crops. (Analysis may be conducted with on-farm equipment or mobile kits). No N/A."