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Sigma 4-4-4 Bio fine
Sigma 4-4-4 Bio fine
This premium grade micro granular fertilizer has a size grade number of 110 and contains only 100% organic nutrient rich ingredients infused with value added biologicals. Recommended for spring and fall aeration recovery, midsummer stress management, winter dormant feeding, cool season over-seeding nutrition, and warm season transition.
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Sigma Si
Sigma Si
Energize your soil with Sigma Si, a natural source of plant available silicon that improves soil and strengthens crops, and can result in higher yields and increased profits.
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Sigma Biochar 5 micron
Sigma Biochar 5 micron
Sigma Biochar 5 micron is an activated biochar product made from Southern Yellow Pine through pyrolysis at temperatures ranging from 550-700°C. This product is designed to improve soil health by enhancing its physical and biological properties. It boosts water retention, reduces nutrient leaching, increases soil cation exchange capacity, and helps alleviate soil compaction. Sigma Biochar 5 micron also promotes healthy soil microbiology, remediates contaminants, sequesters carbon, and increases soil organic matter. It's available in 250-gallon totes and 2.5-gallon containers, suitable for various agricultural, landscaping, and remediation applications.
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Sigma Bio
Sigma Bio
Sigma Bio is a premium liquid biological containing soil enhancing Bacillus bacteria, Mycorrhizal fungi and Trichoderma fungi. The synergy of these biologicals act on the plant’s rhizosphere and grow close to the root to promote healthy growth. The purpose of this product is to enhance plant growth and vigor by optimizing nutrient availability and uptake. Sigma Bio improves plant performance and yield potential by promoting better root growth and soil structure.
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Sigma K-Ferm
Sigma K-Ferm
Sigma K-Ferm Proprietary fermentation technology is used to produce low molecular weight organic acids, ensuring rapid potassium uptake and enhanced plant vitality. Improved nutrient assimilation means healthier, higher-yielding crops, and stronger, more resilient turfgrass. Use on a wide range of crops including turfgrass.
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Sigma Molasses
Sigma Molasses
Sigma Molasses is a liquid concentrate source of food for beneficial microbes that helps support increased populations and life in the soil. Sigma Molasses is recommended for use in conjunction with Sigma fertilizers for best results.
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Liquid Seaweed
Liquid Seaweed
Enhance nutrient utilization and root growth in plants - including all turf grasses, ornamentals and perennials - with improved nutrient uptake and accelerated growth rates.
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Sigma MICROALGAE
Sigma MICROALGAE
Sigma Microalgae is a whole-cell pasteruized liquid product containing algal-based solids from microalgae.
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Trichoderma
Trichoderma
Sigma Tricho 100B is a premium liquid biological containing high concentrations of Trichoderma fungi. These powerful microbes have many amazing benefits only some of which include increased germination, growth and yield.
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Corn Steep Liquor
Corn Steep Liquor
CSL powder is a water-soluble fertilizer, derived from non-GMO corn that can be applied directly, or mixed with other liquid fertilizers, growth promoters (seaweed) or dry fertilizer, whether it is sprayed, irrigated, foliar or applied through soil.



