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Sigma 7-2-1 Bio

With Value-Added Biologicals

For higher organic nitrogen requirements, a value-added fertilizer functioning at the rhizosphere to fuel metabolic nutrient cycling and organic mineralization. Between the carbon-inducing and humic acid-rich content, your roots will have the nourishment needed for sustainable yields. Boost root growth and overall plant health with Sigma 7-2-1 true granular microbial fertilizer.

Available Packaging:

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

Guaranteed Analysis

Total Nitrogen (N) 7.0%
1.05% Water Soluble Nitrogen
5.95% Water Insoluble Nitrogen
Available Phosphate (P2O5) 2.0%
Soluble Potash (K2O) 1.0%
Calcium (Ca) 5.0%
Iron (Fe) 0.2%

Derived from poultry manure and feather 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

Turf

Natural:

Medium: 25 lb. / 1000 sq ft. (0.75 lb. N)

Lawns:

High: 33 lb. / 1000 sq ft.(1.0 lb. N)

Golf Course

Low Rate:

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

Medium Rate:

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

High Rate:

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

Vegetable

Low Rate:

(Examples – peas, beans) Incorporate 450 lb. at planting or per organic certification rules.

Medium Rate:

(Examples – asparagus, beet, carrot, melon, pepper, cauliflower, broccoli, brussels sprouts, and celery) Incorporate 1100 lb. per acre at planting or per organic certification rules.

High Rate:

(Examples – onion, sweet corn, potato, tomato) Incorporate 1100 lb. per acre at planting then broadcast or band additional fertilizer after plants are well established or per organic certification rules.

Tree & Palm

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

Incorporation:

Mix with soil in bottom of holes priorto transplanting. Apply 3.5 lb. at Transplanting.

Broadcast:

Apply 7.0 lb. at Transplanting.

Ornamentals

Low Rate:

(for heavy substrates with porosity < 60%)

Incorporation:

17 lb. per cubic yard of media

Landscape:

28 lb. per 1000 sq. ft.

Medium Rate:

(for most nursery stock and foliage plants)

Incorporation:

26 lb. per cubic yard of media

Landscape:

49 lb. per 1000 sq. ft.

High Rate:

(for light substrates with porosity > 80%)

Incorporation:

32 lb. per cubic yard of media

Landscape:

70 lb. per 1000 sq. ft.

Container Sizes

1 Gallon:  
Low Rate: 32 grams High Rate: 64 grams
2 Gallon:  
Low Rate: 64 grams High Rate: 128 grams
3 Gallon:  
Low Rate: 96 grams High Rate: 203 grams
5 Gallon:  
Low Rate: 128 grams High Rate: 278 grams
7 Gallon:  
Low Rate: 193 grams High Rate: 418 grams
10 Gallon:  
Low Rate: 236 grams High Rate: 503 grams
15 Gallon:  
Low Rate: 257 grams High Rate: 535 grams
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