Whole-Cell Microalgae — Premium Microbe Food for Soil Biology

Sigma Microalgae is a whole-cell pasteurized liquid product containing algal-based solids derived from microalgae. It functions as a high-density microbe food — fueling significant increases in beneficial soil microbial populations and supporting long-term soil health across a wide range of crops including turfgrass, vegetables, and cannabis.

Sigma Microalgae integrates seamlessly with existing fertilizer programs and is approved for organic production. Its rich profile of proteins, lipids, and carbohydrates provides a complete nutritional substrate for soil microbes, driving biological activity at the root zone.

Guaranteed Analysis

Active Ingredient — Soil Amending:
10.0% Algae (microbe food) — 10.0% Microalgae
Total Other Ingredients (Inert): 90.0%

Microalgae Nutritional Profile

• Proteins (24 g/L) — Essential for building and repairing microbial cells, directly influencing growth and soil health improvement
• Lipids (21 g/L) — Form structural components of microbial cell membranes, ensuring durability and resilience against environmental stresses
• Carbohydrates (44 g/L) — Primary energy source for soil microbes, fueling metabolism and enhancing biological soil activity

Application Rates

Crops & Broadacre
Mix 1 pint to 1 gallon of water per acre per application in a minimum of 5 gallons of finished solution.

Turfgrass
Mix 64–128 oz (2–4 units of 32 oz) per acre per application.

Timing
Apply at planting (soil or bare root), then repeat every 2–4 weeks as needed for soil conditioning and improved plant vigor.

Application Notes

• Agitate or mix thoroughly before measuring — ensure full suspension prior to adding to application mix
• Supply tanks and spray tanks should have agitation
• Apply in early morning or late afternoon when temperatures will stay below 85°F (30°C)
• Add surfactants only after product has fully dissolved in the tank
• If chemical interaction is unknown, perform a jar compatibility test first

⚠️ Compatibility Warning: Do NOT combine with fungicide, insecticide, or chemical fertilizer. Do NOT use chemical fungicide for at least 6–7 days before or after application.

Documents

• Safety Data Sheet (SDS)
• Product Label
• Product Flier