BAC PK Booster has had proven results within professional agriculture and horticulture sectors in the Netherlands. This PK Booster ensures stimulating your plants then creating a explosion of sugar production in your flowers. As a result of this, the quality, of the smell and taste, will improve significantly. This Organic PK booster is custom blended using only Soil Association approved ingredients. Also the Yucca contained in this has natural saponins (wetting agents), which aid the penetration of the plant feed into the soil or cocos.