Choose a sunny location with well-drained soil
Prepare the soil by loosening it and removing weeds
Plant sunflower seeds 1 to 2 inches deep
Space seeds 6 to 12 inches apart for smaller varieties
Space seeds 12 to 24 inches apart for larger varieties
Cover the seeds lightly with soil
Water the area gently after planting
Keep the soil moist until the seeds germinate
Thin seedlings if they are crowded
Protect young plants from birds and pests
Add mulch around plants to help retain moisture
Water regularly as the plants grow
Support tall varieties with stakes if needed