Sigma 0-2-13 Bio 2X
Large SGN 250 · Fine SGN 110
Potassium with no nitrogen and the heavier 2X dose of Sigma biology. Use every 45 days at 100 to 150 lb per acre.
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The full Sigma line. Any of these can go out under your brand; see Formulas for private label options.
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Every Sigma product, by category. Download data sheets, SDS and OMRI certificates right from each product.
Type
Certified
Double Bio line
More biology in every granule.
The 2X products carry a heavier dose of Sigma biology than our standard grades, and the 2-4-2 and 4-3-2 add extra humate. They are the simplest way to put more biology into any program.
0-2-13Sigma 0-2-13 Bio 2XPotassium with no nitrogen and the heavier 2X dose of Sigma biology. A 45-day rotation at 100 to 150 lb per acre keeps the root zone colonized.See the product 4-3-2Sigma 4-3-2 Bio 2XBalanced nutrition with extra humate and the heavier 2X dose of Sigma biology, for root-zone rebuilding and aggressive cultural programs.See the product 2-4-2Sigma 2-4-2 Bio 2XLow nitrogen with 10% humate and the heavier 2X dose of Sigma biology. Use it on its own or as the biological base of a Bridge blend.See the product
Granular biofertilizers 9
Organic N-P-K with humates and the Sigma microbial package built into every granule.
Sigma 4-4-4 Bio
Large SGN 250 · Fine SGN 110
Balanced N-P-K with calcium, iron, humic acids and the Sigma microbial package. The general-purpose grade.
Sigma 4-3-2 Bio 2X
SGN 250
Extra humate (6% humic acids) and the heavier 2X biology for rebuilding root zones and tired soils.
Used inTurf
Sigma 5-3-2 Bio
Large SGN 250 · Fine SGN 110
Organic nitrogen, humic acids and the full Sigma biology for recovery from traffic, stress and transplanting.
Sigma 6-2-6 Bio
Large SGN 250 · Fine SGN 110
Higher nitrogen and potash with low phosphorus, for fruiting crops and phosphorus-restricted sites.
Sigma 2-4-2 Bio 2X
SGN 250
10% humate and extra biology. On its own or as the biological base blended into conventional fertilizer.
Sigma 7-2-1 Bio
SGN 250
Higher nitrogen for longer feeding windows.
Sigma 8-5-1 Bio
SGN 250
Non-manure animal protein nitrogen that releases over 8 to 12 weeks.
Sigma 11-0-4
SGN 200
Phosphorus-free nitrogen and potassium for restricted sites.
Used inTurf
Bridge 3
An organic, biological base with conventional nitrogen: Sigma biology working alongside conventional fertilizer.
Sigma 12-2-6 Bio Bridge
SGN 250
An organic, biological base with conventional nitrogen added.
Sigma 15-5-10 Bio Bridge
SGN 250
Higher analysis for longer windows, on an organic, biological base.
Sigma 16-2-3 Bio Bridge
SGN 250
High nitrogen with an organic, biological base.
Liquids 6
Biologicals, biostimulants and carbon for the tank, drip or furrow.
Sigma Bio
Liquid
Bacillus, mycorrhizal fungi and Trichoderma for the root zone.
Sigma Seaweed
Liquid
Kelp extract that supports rooting and nutrient use.
Sigma Microalgae
Liquid
Pasteurized whole-cell algae, a mid-range food source for soil biology.
Sigma Molasses
Liquid
A carbon food source that feeds soil microbes.
Sigma K-Ferm
Liquid
Potassium biostimulant for stress tolerance, fill and quality.
Sigma Biochar 5M
Liquid · 5 micron
Activated pine biochar for water holding and soil biology.
Carbon & amendments 2
Soil carbon, potassium and secondary nutrients.
Humate
Granular · totes
Humic and fulvic carbon for nutrient holding and soil structure.
Documents on request
Sigma Sunflower Hull Ash
Granular
Organic potassium for plant strength and fruit fill.
Documents on request
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