Our additives are products that are used alongside the main nutrient. Additives improve plant health and yield. They are found in the classic CANNA twin bottle and include RHIZOTONIC, CANNAZYM, CANNABOOST and CANNA PK 13/14.
CANNA PK 13/14 is a mixture of top quality nutritional minerals that stimulate flowering. It's suitable for any growing medium. If you apply PK13/14 at the right moment, you will get astonishing results!