General Hydroponics
GH FloraDuo B
Best two-part nutrient system for growers seeking precise, customizable plant feeding.
Introducing GH FloraDuo B, a key component in a revolutionary two-part fertilizer system by General Hydroponics. This system empowers growers to create a vast array of nutrient blends tailored for diverse plant species and growth stages, from delicate seedlings to the final harvest. It dynamically adjusts essential nutrient ratios, including nitrogen, phosphorus, and potassium, along with vital secondary nutrients like calcium and magnesium, ensuring optimal plant development at every phase.
$16.70
Owner Satisfaction
4.6
/ 5
Category Rank
1927
/ 4347
#1927 in Fertilizers
Price vs Category Average
-73%
Below average
Package Size
1
/ quart
Who it's for
- Budget-conscious gardeners seeking long-lasting value
- Precision growers customizing nutrient ratios for specific growth stages
- Busy hobbyists wanting to minimize daily pH maintenance
Who should skip it
- Low-maintenance growers wanting to avoid regular system flushing
- Shoppers looking for an all-in-one nutrient solution
- Beginners intimidated by strict mixing sequences and schedules
Performance breakdown
Nutrient Versatility
Two-part system allows for precise, custom blending across all growth stages.
Formula Completeness
Includes essential secondary nutrients like calcium and magnesium for robust development.
Ease of Mixing
Liquid concentrate dissolves quickly but requires managing two separate bottles.
Growth Adaptability
Highly effective for tailoring nutrition to diverse plant species and needs.
Mineral Stability
Mineral-based composition provides reliable, consistent feeding for continuous growth cycles.
Concentrate Potency
High-density formula ensures a little goes a long way per gallon.
Key Specs
Package Size
1 quart
System requires two components (FloraDuo A and B)
Contains Nitrogen, Phosphorus, Potassium
Includes Calcium, Magnesium, and Sulfate
Fertilizer Source
Mineral Based
Season of Application
All Season
Fertilizer Form
Liquid Concentrate
Release Type
Continuous Feed
Features
- Two-part system for custom nutrient blending
- Adaptable to various plant species
- Supports all growth stages
- Adjustable nutrient ratios
- Comprehensive nutrient profile
- Mineral-based nutrients
- Liquid concentrate form
What customers say
Consumers consistently highlight the exceptional reliability and quality of GH FloraDuo B. Growers appreciate how dependably this formula supports robust plant development, simplifying nutrient management significantly. It is frequently cited as a trustworthy foundation for successful hydroponic systems, delivering consistent results from vegetative growth through flowering. This dependable performance makes it a preferred choice for both novice and experienced users seeking strong, predictable outcomes.
Know before you buy
FloraDuo B must be used in conjunction with FloraDuo A. The two-part system is designed to work together to provide a complete nutrient profile, and using only one component will result in significant nutrient deficiencies.
No, FloraDuo B is a mineral-based fertilizer. It is formulated for precision and rapid uptake in hydroponic or soil-based systems, rather than for organic certification standards.
General Hydroponics provides a detailed feed chart that outlines the recommended ratios for different growth stages, such as vegetative or flowering phases. You can adjust these ratios based on your plant's specific needs and your own observations of their growth.
Yes, as a liquid concentrate, it is designed to mix easily into your reservoir or watering can. While the product itself is not classified as 'water soluble' in the dry-powder sense, it is fully miscible and will not leave sediment behind when mixed properly.
Yes, the FloraDuo system is designed to be used throughout the entire life cycle of your plants. By adjusting the ratio of Part A to Part B, you can provide the specific nutrient balance required for early development, active growth, and final fruit or flower production.
Yes, FloraDuo B is formulated with essential secondary nutrients, including calcium, magnesium, and sulfate, alongside the primary nitrogen, phosphorus, and potassium. This ensures your plants receive a comprehensive diet without needing many additional supplements.
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$17