Cali-Pro allows you to spend less time measuring and tweaking your feeding program and more time tending to your crops with our easy-to-use 2-part base nutrient series. Reach the full genetic potential of your crops with Emerald Harvest Cali Pro Grow A & B and Cali Pro Bloom A & B, our complete 2-part base nutrient series. Cali Pro is a nitrogen-rich fertilizer that nourishes your high-yield, indoor-grown crops with the essential elements they need to develop strong stalks and stems and support a robust harvest. Cali Pro is rich in phosphorus, potassium and other essential plant nutrients needed for vigorous fruiting and flowering. It also contains trace elements such as chelated iron, cobalt, manganese and zinc. Use Cali Pro Bloom A during the flowering stage to take advantage of its NPK of 3-0-3. Why Use Cali-Pro Professional 2-Part Base Nutrient Series? Cali Pro is designed for growers who want a premium base nutrient that’s easy to use but guarantees professional results. Everything crops need to grow, flower—and thrive Simple, hassle-free 2-part grow and bloom formulations Suitable for expert and novice growers alike What Makes it Work? Cali Pro supplies all the essential elements in precise concentrations and ratios for vigorous growth and flowering throughout the crop life cycle. Primary macronutrients nitrogen, phosphorus and potassium Secondary macronutrients calcium, magnesium and sulfur Chelated iron, copper, manganese and zinc and all other micronutrients