SIGMA AgriScience Sigma Bio
Best organic fertilizer for cannabis growers seeking sustainable, high-yield results.
This organic granular fertilizer bridges the gap between traditional poultry-based nutrients and modern soil science by packing beneficial bacteria directly into the mix. You sacrifice the simplicity of a basic feed, but you gain a living soil ecosystem that works harder to boost your yields naturally.
$25.71
at
Custom Hydro
Who it's for
- Gardeners prioritizing long-term soil health and root vitality
- Owners of delicate plants prone to fertilizer burn
- Eco-conscious growers maximizing efficiency from existing soil nutrients
Who should skip it
- Impatient growers needing rapid, visible growth spurts
- Budget-focused gardeners comparing costs against synthetic alternatives
- Users lacking climate-controlled storage for sensitive biological products
Performance breakdown
Soil Microbiome Support
High counts of bacteria and trichoderma actively revitalize depleted soil ecosystems.
Application Convenience
Advanced granulation minimizes dust and ensures a clean, consistent spreading experience.
Nutrient Release Profile
Slow-release formula provides steady, reliable feeding throughout the growing season.
Organic Integrity
OMRI certification guarantees compliance with strict organic gardening standards.
Versatility of Use
Effective across diverse plant types, from vegetable gardens to ornamental shrubs.
Ingredient Quality
Poultry-based foundation offers a robust, nutrient-dense profile for plant health.
Key Specs
Guaranteed Analysis
5.0% Total Nitrogen (N), 3.0% Available Phosphate (P2O5), 2.0% Soluble Potash (K2O)
Derived from
processed poultry manure, bone meal, leonardite, feather meal and sulfate of potash
Humic Acids
3.0%
Beneficial Bacteria
2,800,000 CFU/Lb
Endomycorrhizae
6.2 Prop/Lb.
Trichoderma
480,000 CFU/Lb
Contains 3.8% Water Insoluble Nitrogen
Contains 2.0% Calcium (Ca) and 0.1% Iron (Fe)
Nitrogen
5.0%
Phosphorus
3.0%
Know before you buy
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Ask Metto anything about the SIGMA AgriScience Sigma Bio before you decide.
