PK Heavy® contains a blend of phosphorous (P), potassium (K), and triacontanol to support plant growth during the early-mid flowering growth phase and thereby stimulate yield. Derived from: Dipotassium phosphate, iron EDTA, monopotassium phosphate, phosphoric acid, potassium hydroxide, potassium sulfate, triacontanol, zinc EDTA
N - P - K - S (0.0 - 6.4 - 8.0 - 0.5)