CANNA - Boost 250ml,1L & 5L - Accelerator Flower Boost Nutrient Hydroponics. Canna Boost Accelerator can be used as a foliar spray or as a nutrient solution additive. Because it contains only tiny quantities of nutrient it can be used in addition to your normal base nutrient and PK-type booster to give you outstanding quality blooms and a considerably increased crop weight.
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