Humboldt Nutrients Master-B Amino Bloom 1-5-6 (2.5 Gal.)

In stock

The Master B nutrient formula is designed to provide a boost of phosphorus and potassium for blooming and fruiting. Helps improve the absorption of nutrients and minerals and works great with Master A. NPK ratio of 1-5-6.

Humboldt Nutrients Master-B Amino Bloom 1-5-6 (2.5 Gal.)


  • NPK ratio: 1-5-6
  • Master-A and Master-B is a premium two-part fertilizer program for use with all plants
  • Made with non-toxic, high quality ingredients
  • High levels of phosphorus and potassium for fruting and flowering
  • Designed to be used together with Master-A nutrient
  • Great for hydroponic growing and for use with any growing medium
  • Provides plants with better absorption of nutrients, vitamins, minerals and trace elements
  • Contains no EDTA’s
  • Derived from Ammonium Nitrate, Potassium Nitrate, Calcium Nitrate, Sodium Molybdate, Calcium Carbonate, Sodium Borate, Iron, Zinc, Manganese, Boron and Molybendum

The Master A&B nutrients are designed to provide a complete fertilizer mix for plants of any kind. Master A is great for use in the early stages of growth where vegetation and structural growth is needed. Work Master B into the mixture as the blooming and fruiting stage of the plant’s lifespan starts. This nutrient contains no EDTA’s and is made from non-toxic, high quality ingredients.

It can be used with hydroponic growing operations as well as any growing medium. The secret to the Master A&B nutrients is the higher absorption rate of nutrients, vitamins, minerals and trace elements that the plant realizes. The result is the plant taking better advantage of the nutrients available and providing better growth and yield.

Unit Ship Weight: 26 lbs

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