Choose a sunny location with at least 6 to 8 hours of direct sunlight daily
Prepare well-drained soil rich in compost or aged manure
Plant seeds after the last frost when soil is warm
Sow seeds 1 inch deep
Space seeds 3 to 5 feet apart for smaller varieties or 5 to 8 feet apart for larger varieties
Plant 2 to 3 seeds per hill or planting spot
Water the soil thoroughly after planting
Keep the soil consistently moist but not waterlogged
Thin seedlings to the strongest plant after germination
Mulch around plants to retain moisture and suppress weeds
Fertilize with a balanced fertilizer or compost during growth
Train vines to spread in open space
Hand-pollinate flowers if fruit set is poor
Protect young plants from pests and frost
Harvest pumpkins when the rind is hard and the stem is dry and brown