General Hydroponics
General Hydroponics Liquid KoolBloom Bulking Formula
Best bloom booster for growers seeking larger, more flavorful harvests.
General Hydroponics Liquid KoolBloom is a specialized liquid concentrate designed to significantly enhance plant reproduction. This bulking agent, with a 0-10-10 NPK ratio, is enriched with vitamins and acids to reduce stress and promote the production of essential oils, improving flavors. It also boosts the development of fruits and flowers, leading to larger, heavier yields when used at the start of the flowering stage. For optimal ripening, consider transitioning to Dry KoolBloom in the final two weeks.
$16.79
Owner Satisfaction
4.7
/ 5
Category Rank
50
/ 4347
#50 in Fertilizers
Price vs Category Average
-73%
Below average
NPK Ratio
01010
/ --
Who it's for
- Cultivators prioritizing high-quality essential oil production
- Growers aiming for dense, heavy flower yields
- Existing General Hydroponics users seeking a streamlined feeding routine
Who should skip it
- Beginners prone to over-fertilizing sensitive plant varieties
- Gardeners wanting a simple, all-in-one flowering nutrient solution
- Hydroponic growers avoiding frequent reservoir and pump maintenance
Performance breakdown
Yield Enhancement
Delivers significant weight gains during the critical flowering phase.
Nutrient Bioavailability
Mineral-based formula ensures rapid uptake for immediate plant response.
Flavor Profile Impact
Essential oil production boost noticeably improves final harvest quality.
Ease of Mixing
Liquid concentrate dissolves instantly without leaving messy sediment behind.
Stress Mitigation
Added vitamins provide a buffer against environmental reproductive stressors.
System Compatibility
Integrates seamlessly into existing feeding schedules and nutrient programs.
Key Specs
NPK Ratio
0-10-10
Form
Liquid Concentrate
SKU
732537
Available Sizes
qt, 2.5 gal, 6 gal, 15 gal, 55 gal, 275 gal
Fertilizer Source
Mineral Based
Nitrogen
0%
Phosphorus
10%
Potassium
10%
Features
- Enhances essential oil production and flavor
- Boosts fruit and flower development
- Contains stress-reducing vitamins
- Promotes larger, heavier yields
- Supports plant reproduction
- Liquid concentrate formula
- Mineral-based nutrients
What customers say
Growers consistently highlight the exceptional quality and reliable effectiveness of Liquid KoolBloom. This formula is celebrated for delivering substantial results during the crucial late flowering phase, leading to visibly denser and heavier yields. Users appreciate that a little goes a long way, making the investment worthwhile despite the initial cost. The consensus confirms this product is a powerful finisher that genuinely enhances the final harvest, offering excellent value for serious cultivation efforts.
Know before you buy
You should begin using Liquid KoolBloom at the start of your plant's reproductive cycle, which is when the flowering stage begins. It is specifically formulated to support the initial development of fruits and flowers.
Liquid KoolBloom is designed to build flower mass and enhance essential oil production during the early to mid-flowering stages. Dry KoolBloom is a more concentrated formula intended for the final two weeks of the cycle to assist with the final ripening process.
No, Liquid KoolBloom has an NPK ratio of 0-10-10, meaning it contains no nitrogen. It focuses entirely on providing phosphorus and potassium to support heavy fruit and flower development.
Liquid KoolBloom is designed for flowering and fruiting plants, including vegetables and flowers. It is a mineral-based nutrient, so it is compatible with most hydroponic and soil-based growing systems.
Yes, the formula is enriched with specific vitamins and acids designed to help reduce plant stress. This support helps the plant focus its energy on producing larger, higher-quality yields.
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$17