Canna PK 13/14 is a potent flowering stimulator that will surprise you. It is an extremely concentrated formulation that contains a carefully balanced and integrated mix of pure phosphorous and potassium compounds for best flowering results. This unique combination of elements can produce heavier and more compact buds and sweeter crops. Professional growers worldwide have found that Canna PK 13/14 increases the weight of the flower crops significantly, again and again. Unlike potash products of inferior quality, Canna PK 13/14 has a guaranteed composition of 13% P205 and 14% K20. Canna PK 13/14 is unique, absolutely safe, easy to use and incredibly effective. Canna PK 13/14 is not a nutrient. It is an additive. A proven product that all growers should use.