Sorghum-Sudan Grass Growing Guide
Warm-season annual hybrid grass producing massive biomass for summer forage, hay, or cover crop use. Exceptional heat and drought tolerance with rapid regrowth after cutting.
Growing Conditions
Soil Requirements
Soil Type & pH
Best soil types: sandy loam, loam, clay loam
pH range: 5.5 - 8 (optimal: 6.5)
Drainage: good
Nutrient Needs (N-P-K)
Planting Guide
Yield & Economics
Common Pests & Diseases
Common Pests
- chinch bugs
- sorghum midge
- grasshoppers
Common Diseases
- anthracnose
- downy mildew
- leaf blight
Use to identify issues early and prevent crop losses.
Growing Tips
Wait until soil temperature reaches 18C (65F) before planting; sorghum-sudan does not germinate well in cold soils.
CAUTION: Young growth and regrowth under 60 cm can contain toxic levels of prussic acid (HCN); do not graze or harvest until plants exceed 60 cm.
Can produce 3-4 harvests per season in warm climates; cut at 60-90 cm height for maximum quality and regrowth potential.
Frequently Asked Questions
How long does Sorghum-Sudan Grass take to grow?
Sorghum-Sudan Grass typically takes 60 days from planting to harvest. Seeds germinate in about 5 days. The best planting season is late spring, summer.
What soil does Sorghum-Sudan Grass need?
Sorghum-Sudan Grass grows best in sandy loam, loam, clay loam soil with a pH of 5.5-8. Good drainage is required.
What temperature does Sorghum-Sudan Grass need?
Sorghum-Sudan Grass grows best at 25-38°C. Frost tolerance: none. Heat tolerance: high.
What is the expected yield for Sorghum-Sudan Grass?
Sorghum-Sudan Grass yields approximately 18,000 kg dry matter/hectare under good conditions. Multiple harvests per year are possible (3).
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