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Sigma 8-5-1 Bio

With Value-Added Biologicals

Sigma’s exclusive non-manure based formula. An all organic granular fertilizer consisting entirely of high quality animal proteins including meat, bone and blood meal. Designed for all turf and organic farming applications requiring higher nitrogen. Our fertilizer is enhanced with organic carbon minerals and humic acids to provide sustainable crop yields. Provides a slow and complete release of nutrition over 8 - 12 weeks.

Available Packaging:

50Lb.Poly Bag (22.68 KG) 2000 Lb.Totes (907 KG) Bulk Load

Guaranteed Analysis

Total Nitrogen (N) 8.0%
1.21% Water Soluble Nitrogen
6.79% Water Insoluble Nitrogen
Available Phosphate (P2O5) 6.0%
Soluble Potash (K2O) 1.0%
Calcium (Ca) 5.0%

Derived from meat and bone meal

Humic Acids 3.0%
Beneficial Bacteria 2,800,000 CFU/Lb
Endomycorrhizae 6.2 Prop/Lb.
Trichoderma 480,000 CFU/Lb

Also available without BIO Package (beneficial bacteria, endomycorrhizae, trichoderma)

Application Rates



Medium: 9 lb. / 1000 sq ft. (0.75 lb. N)


High: 12 lb. / 1000 sq ft.(1.0 lb. N)

Golf Course

Low Rate:

6 lb. / 1000 sq ft.(0.50 lb. N)

Medium Rate:

9 lb. / 1000 sq ft. (0.75 lb. N)

High Rate:

12 lb. / 1000 sq ft. (1.0 lb. N)


Low Rate:

Examples - peas, beans) Incorporate 300 lb.per acre 2-3 weeks prior to planting.

Medium Rate:

(Examples - asparagus, beet, carrot, melon, pepper, cauliflower, broccoli, brussels sprout, and celery) Incorporate 950 lb. per acre 2-3 weeks prior to planting.

High Rate:

(Examples - onion, sweet corn, potato, tomato) Incorporate 950 lb. per acre 2-3 weeks prior to planting.

Tree & Palm

Rate based on 1” of trunk diameter (caliper). Example: for 10” trunk diameter (caliper) multiply label rate by 10.


Mix with soil in bottom of holes priorto transplanting. Apply 3 lb. at Transplanting.


Apply 6.0 lb. at Transplanting.


Low Rate:

(for heavy substrates with porosity < 50%)


14 lb. per cubic yard of media


24 lb. per 1000 sq. ft.

Medium Rate:

(for most nursery stock and foliage plants)


22 lb. per cubic yard of media


41 lb. per 1000 sq. ft.

High Rate:

(for light substrates with porosity > 67%)


27 lb. per cubic yard of media


59 lb. per 1000 sq. ft.

Container Sizes

1 Gallon:  
Low Rate: 27 grams High Rate: 54 grams
2 Gallon:  
Low Rate: 57 grams High Rate: 108 grams
3 Gallon:  
Low Rate: 81 grams High Rate: 171 grams
5 Gallon:  
Low Rate: 108 grams High Rate: 234 grams
7 Gallon:  
Low Rate: 162 grams High Rate: 351 grams
10 Gallon:  
Low Rate: 198 grams High Rate: 423 grams
15 Gallon:  
Low Rate: 216 grams High Rate: 449 grams
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