Roots Organics HPK Bat Guano and K-Mag
Best liquid bloom booster for gardeners seeking high-quality flower development.
This liquid bloom booster leans on raw, minimally processed ingredients to deliver a potent phosphorus and potassium punch. It trades the convenience of synthetic additives for the complex nutrient synergy found in nature, giving your flowers a noticeably denser, more vibrant finish.
$25.66
at
Sunset Hydroponics
Who it's for
- Gardeners aiming for maximum flower and fruit yields
- Organic growers prioritizing soil health and microbial activity
- Cultivators seeking to prevent common nutrient deficiencies
Who should skip it
- Indoor gardeners sensitive to strong earthy scents
- Hydroponic growers using fine drip irrigation systems
- Budget-conscious growers preferring synthetic alternatives
Performance breakdown
Bloom Potency
High phosphorus and potassium levels drive impressive flower development and density.
System Versatility
Liquid concentrate format integrates seamlessly into both soil and hydroponic setups.
Nutrient Bioavailability
Quick-release formula ensures plants access essential minerals exactly when needed most.
Ease of Application
Liquid consistency simplifies mixing and prevents the mess of granular alternatives.
Ingredient Integrity
Minimal processing preserves the natural synergy of guano and mineral sources.
Secondary Nutrient Balance
Added magnesium prevents common deficiencies during the critical peak flowering stage.
Key Specs
NPK Ratio
0-5-4
Primary Ingredients
Seabird guano, phosphate rock, langbeinite
Secondary Nutrient
Magnesium
Fertilizer Type
Bloom Booster
Fertilizer Form
Liquid Concentrate
Release Type
Fast Release
Fertilizer Source
Organic, Mineral Based
Nitrogen Percentage
0.0%
Phosphorus Percentage
5.0%
Potassium Percentage
4.0%
Know before you buy
Still have a question?
Ask Metto anything about the Roots Organics HPK Bat Guano and K-Mag before you decide.