KALIX PK Boost (Liquid) 55 GalKALIX PK Boost is formulated to supplement our 2 part liquid Bloom during the mid to late flowering phase. This formula provides additional Phosphorus and Potassium required for maximum yield and quality. Demanding growing styles such as crop steering find this balanced elemental formulation essential to boost oil and terpene production. Directions for Use: Add 3 12 mL KALIX PK Boost per gallon of nutrient solution starting at week 3 of the flowering