Now you can put even more power into coconut coir with CocoTek A+B, an easy-to-use formula that’s designed to specifically for coir. Available in two separate formulas, each CocoTek product is geared toward a specific phase phase of growth. Begin with CocoTek Grow A+B to introduce nitrogen and calcium into the crucial vegetative stage of plant growth. Finish with CocoTek Bloom A+B to increase yield during flowering or plant maturity, which in addition to other nutrients, contains our proprietary calcium blend.