Hemp Growing Guide
An industrial fiber crop producing bast fiber for textiles, construction materials, and biocomposites. Also yields seeds for food/oil and hurds for animal bedding. Legally distinct from drug varieties with THC below 0.3%.
Growing Conditions
Soil Requirements
Soil Type & pH
Best soil types: loam, silt loam, clay loam
pH range: 6 - 7.5 (optimal: 6.8)
Drainage: good
Nutrient Needs (N-P-K)
Planting Guide
Yield & Economics
Common Pests & Diseases
Common Pests
- European corn borer
- hemp flea beetle
- slugs
Common Diseases
- grey mold
- sclerotinia
- fusarium
Use to identify issues early and prevent crop losses.
Growing Tips
Dense planting (250-350 plants/m2) for fiber produces tall, unbranched stems with fine bast fiber.
Harvest fiber hemp at early flowering when bast fiber is strongest; dual-purpose at seed maturity.
Hemp suppresses weeds naturally through rapid canopy closure, reducing herbicide needs in rotation.
Frequently Asked Questions
How long does Hemp take to grow?
Hemp typically takes 110 days from planting to harvest. Seeds germinate in about 5 days. The best planting season is spring.
What soil does Hemp need?
Hemp grows best in loam, silt loam, clay loam soil with a pH of 6-7.5. Good drainage is required.
What temperature does Hemp need?
Hemp grows best at 15-27°C. Frost tolerance: light. Heat tolerance: moderate.
What is the expected yield for Hemp?
Hemp yields approximately 8,000 kg/hectare under good conditions.
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