Based on Grotek’s page, Precision™ Bloom is part of the Precision™ 3-part base nutrient system for soilless and hydroponic production. It is designed to work with Precision™ Grow and Precision™ Micro to provide complete crop nutrition through the plant life cycle. Grotek lists Precision™ Bloom as supporting flowers and fruits with 6% available phosphoric acid, 4% soluble potash, 1% magnesium, and 1% sulphur.
