Professor’s Original 1 Ltr (Set A & B) is a two-part hydroponic nutrient system providing essential macro and micronutrients for plant growth. Set A supplies nitrogen, calcium, and iron chelates, while Set B delivers phosphorus, potassium, magnesium, sulfur, and trace elements such as boron, copper, manganese, molybdenum, and zinc. Designed for use in all hydroponic setups including deep water culture, nutrient film technique, and drip systems. Mix equal parts A and B with reverse osmosis or tap water, adjusting pH to 5.5-6.5 and EC based on growth stage for balanced feeding and deficiency prevention.
Professor’s original – 1 Ltr (Set A & B)
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