Additives

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.

Grow Guide

Tip Adjusting pH

The products designed to adjust the pH are concentrated products. It is sometimes difficult to adjust the pH correctly in one go. To make life easier for yourself, dilute one part pH adjuster with ten parts water and use this to adjust the pH in your nutrient tank.