Bield:Farm
Crop directory

Grain Sorghum across all 50 states.

Sorghum bicolorRow CropFrost Sensitive95120 days to maturitySoil-temp ≥ 65°F

Grain Sorghum (Sorghum bicolor) is a row crop crop with a frost sensitive frost profile. Across all 50 states, 33 have grain sorghum as a primary crop, 10 as secondary, 7 as limited, and 0 as trial-only.

Agronomy reference

Soil-temp minimum
65°F
Soil-temp optimum
70–90°F
Days to maturity
95–120
Water (in/wk)
0.4–1"
Soil pH
5.5–7.5
Nitrogen demand
moderate

Growing-degree-day requirement: 2200 GDD (base 60°F) from planting to maturity.

Source: www.nrcs.usda.gov

Primary in 33 states

Commercially significant or common.

Secondary in 10 states

Grown but not at scale; often gardens / food plots / cover.

  • Colorado
    Zone 5b
    Spring · May 31June 28
  • Idaho
    Zone 5b
    Spring · June 5July 3
  • Iowa
    Zone 5a
    Spring · May 26June 23
  • Maine
    Zone 5a
    Spring · June 5July 3
  • Michigan
    Zone 5b
    Spring · May 31June 28
  • Nebraska
    Zone 5a
    Spring · May 26June 23
  • New Hampshire
    Zone 5b
    Spring · June 5July 3
  • New York
    Zone 5b
    Spring · May 31June 28
  • Vermont
    Zone 5a
    Spring · June 5July 3
  • Wisconsin
    Zone 5a
    Spring · May 31June 28

Limited in 7 states

Marginal — only the warmest counties or season-extended setups.

  • Alaska
    Zone 4a
    Spring · June 15July 13
  • Hawaii
    Zone 11a
    Spring · January 22February 19
  • Minnesota
    Zone 4a
    Spring · June 5July 3
  • Montana
    Zone 4b
    Spring · June 10July 8
  • North Dakota
    Zone 4a
    Spring · June 10July 8
  • South Dakota
    Zone 4b
    Spring · June 5July 3
  • Wyoming
    Zone 4b
    Spring · June 15July 13

Beyond the harvest

Hunting use · food plot

Grain Sorghum as a hunting food plot.

Grain sorghum (milo) is the iconic dove field crop. Plant timing for seed maturity 2-4 weeks before opening day for peak dove hunting attraction.

Attractsmourning dovewhitetail deerwild turkey

Grain Sorghum planting in your county.

Bield: Farm ties weather and soil-temperature stations in your county to grain sorghum planting thresholds — get notified when conditions clear your target.