Emerald Harvest Cali Pro Bloom A & B (4 Sizes) Harness the full genetic potential of your valuable crops with Cali Pro Grow A & B and Cali Pro Bloom A & B Emerald Harvest's easy-to-use 2-part base nutrient series. With Cali Pro, you spend less time measuring and tweaking your feeding program and more time tending to your high-value crops. Our 2-part base nutrients are popular with growers who prefer to keep things simple. With Cali Pro, feeding your crops couldn't be easier: just mix equal portions of parts A and B according to the application rates on the bottle or the feeding chart.  How to use Cali Pro Bloom A&B Cali Pro Bloom can be used during the vegetative stage. Cali Pro Bloom can be used when you transition to the flowering stages. After flipping your plants, use Cali Pro Bloom to switch to a 12 hour on/12 hour off cycle. Emerald Harvest recommends switching to Cali Pro Bloom within the second week of flower. It is 1.3 to 1.6ml per 1 litre of nutrient solutions. Each part of a 2-part nutritional element is designed to be combined in equal amounts. You can't use part A or part B together or in different amounts. This will cause a nutrient that isn't properly balanced. You will most likely end up with plants that are deficient. Never mix nutrients, boosters, and additives together in their concentrated form. Straight from the bottle Each nutrient, booster, or additive should be added to the reservoir or feed water in turn. Give the solution a stir to combine them before adding the next. Cali Pro Bloom A&B can be used in any type of growing medium. After mixing nutrients, the pH range is between 5.8 and 6.3. If necessary, keep water temperatures between 18 and 21 degrees Celsius. Guaranteed analysis: Part A is 3-0-3, Part B is 1-4-6

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