This order contains Both Liquid 7-5-6 and Blossom Booster 3-9-6 both are easy to mix and use and contains not only major and minor elements but also Calcium and Magnesium, which is essential when using rain water, reverse osmosis water, and relatively pure waters for growing. When used in conjunction with the Jack’s Classic Orchid Blossom Booster 3-9-6 , it is the perfect system to keep your orchids producing excellent leaves and blooms throughout the year.. AND In Orchid Bloom Booster 3-9-6, the first number is for Nitrogen. This product contains 3% Nitrogen. The second number is for Phosphate. This product contains 9% Phosphorus as P2O5. The third number is for Potash. This product contains 6% Potassium as K2O. These three elements: Nitrogen, Phosphorus and Potassium are the major elements in any plant food. • Designed as a classic blossom booster in a LIQUID concentrate form • Same highly soluble, very available and maximum purity nutrients balanced with on-site deionized water source • 1:3:2 macro nutrient ratio will stimulate blooming and reblooming, as well as, increase flower count, bloom time and color • A complete nutrient formula that contains both Calcium and Magnesium and the most advanced micronutrient package all is one convenient liquid concentrate.