Oilseeds· Helianthus annuus
Guide de culture du Sunflower
Major oilseed crop grown for oil and confectionery seeds. Drought tolerant and attractive to pollinators. Deep taproot improves soil structure.
Conditions de croissance
Exigences du sol
Type de sol et pH
Meilleurs types de sol : loam, sandy loam, clay loam
Plage de pH : 6 - 7.5 (optimal : 6.5)
Drainage : good
Besoins en nutriments (N-P-K)
Guide de plantation
Rendement et économie
Ravageurs et maladies courants
Ravageurs courants
- Sunflower moth
- Lygus bugs
- Aphids
- Birds
Maladies courantes
- Sclerotinia
- Downy mildew
- Rust
- Phomopsis
Utilisez la pour identifier les problèmes tôt et prévenir les pertes de récolte.
Conseils de culture
Plant in warm soil after frost danger
Rotate with cereals to break disease cycles
Scout for head diseases during wet periods
Consider bird deterrents near harvest
Harvest when seed moisture reaches 10%
Questions fréquentes
How long does Sunflower take to grow?
Sunflower typically takes 100 days from planting to harvest. Seeds germinate in about 10 days. The best planting season is spring.
What soil does Sunflower need?
Sunflower grows best in loam, sandy loam, clay loam soil with a pH of 6-7.5. Good drainage is required.
What temperature does Sunflower need?
Sunflower grows best at 20-28°C. Frost tolerance: light. Heat tolerance: high.
What is the expected yield for Sunflower?
Sunflower yields approximately 2,000 kg/hectare under good conditions.
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Termes agronomiques clés
Les concepts agricoles essentiels, expliqués simplement.
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