Cutting Edge Micro is a supplement designed to be used in conjunction with the Grow and/or Bloom. Micro can be used throughout the entire growth cycle of your plants and is comprised of a high quality nitrogen and calcium base, fortified with micronutrients. This product is highly concentrated and needs to be diluted and mixed first, before adding any other components. Pair with Grow and/or Bloom to give your plants the extra boost! Quantity: 2.5 Gallon. Additional Quantities Available.