Harvest Cali Pro Grow B
Best two-part nutrient for indoor growers seeking vigorous vegetative development.
Emerald Harvest Cali Pro Grow B is a crucial part of a two-part nutrient system designed for high-yield plant growth during the vegetative stage. It delivers essential nitrogen and trace minerals to build a strong plant foundation, unlocking your crops' full genetic potential. This formula supports robust stalk and stem development, promoting vigorous growth. When used with Cali Pro Bloom components, it ensures comprehensive plant health for indoor vegetables, flowers, and houseplants, leading to impressive harvests.
$12.90
Owner Satisfaction
4.6
/ 5
Category Rank
1939
/ 4425
#1939 in Fertilizers
Price vs Category Average
-79%
Below average
NPK Ratio
300
/ --
Who it's for
- Versatile gardeners using diverse growing mediums
- Busy growers seeking a streamlined feeding schedule
- Cultivators prioritizing vigorous plant health and structure
Who should skip it
- Budget shoppers wanting an all-in-one nutrient solution
- Value-focused growers avoiding premium-priced additives
- Beginners intimidated by precise dosing requirements
Performance breakdown
Vegetative Growth Support
Formulated specifically to drive rapid, structural development during the vegetative phase.
Nutrient Bioavailability
Chelated trace elements ensure rapid uptake for immediate plant health benefits.
System Compatibility
Seamlessly integrates with the Cali Pro Bloom series for consistent results.
Concentrate Potency
Highly concentrated formula provides excellent value for large-scale crop production.
Structural Foundation
Promotes thick, resilient stalks capable of supporting heavy future yields.
Ease of Dosing
Liquid concentrate format allows for precise, mess-free mixing in irrigation systems.
Key Specs
NPK Ratio
3-0-0
Part of a 2-part base nutrient series
Contains essential trace elements including chelated iron, cobalt, manganese and zinc
Available sizes include Quart (0.95 Liter), Gallon, 2.5 Gallon, 6 Gallon, 15 Gallon, and 55 Gallon
SKU
723894
Fertilizer Type
Base Nutrient Series
Fertilizer Form
Liquid Concentrate
Fertilizer Source
Synthetic
Features
- Supports strong stalk and stem development
- Unlocks full genetic potential
- Essential for vigorous growth
- Formulated for vegetative stage
- Provides vital micronutrients
- Part of a 2-part nutrient system
- Designed for high-yield crops
- Promotes comprehensive plant health
What customers say
Grow B consistently earns praise for its exceptional quality and reliable impact on plant vigor. Growers trust this product for delivering professional grade results effortlessly. A key highlight is the straightforward application; users appreciate how easily it integrates into existing feeding schedules without complex mixing. While it is a premium investment, the consensus confirms that the superior performance fully justifies the cost. This nutrient simplifies the feeding process significantly while maximizing effectiveness, making it a highly valued choice for serious cultivators seeking dependable outcomes and robust plant health.
Know before you buy
Yes, Cali Pro Grow B is specifically formulated as part of a two-part system. You must use it alongside Cali Pro Grow A to provide the complete balance of nutrients your plants require during the vegetative stage.
Cali Pro Grow B focuses on building a strong structural foundation for your plants. It provides essential nitrogen and trace minerals to support vigorous stalk and stem development, preparing your crops for a successful transition to the bloom phase.
Absolutely. While it is designed for high-yield crops, the formula is safe and effective for a wide range of indoor flowers and houseplants, helping them maintain overall health and steady growth.
As a synthetic liquid concentrate, it is highly potent and should be measured carefully according to the feeding schedule. Always ensure it is thoroughly mixed into your water reservoir to prevent nutrient imbalances.
No, Cali Pro Grow B has an NPK ratio of 3-0-0. It is designed to provide nitrogen and trace elements, while phosphorus and potassium are typically introduced through the 'A' component and the subsequent bloom-specific formulas.
Yes, because it is intended for indoor growing environments, it can be used year-round. It is equally effective in spring, summer, fall, and winter as long as you are maintaining a consistent vegetative growth cycle.
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$13