Keep a record of the amounts of nutrients and additives you add to each tank of nutrients you mix. You then have a good starting point for the next time!
CANNA additives are products that are used alongside the main nutrient. Additives improve plant health and yield. They include RHIZOTONIC, CANNAZYM, CANNABOOST and CANNA PK 13/14.
Keep a record of the amounts of nutrients and additives you add to each tank of nutrients you mix. You then have a good starting point for the next time!