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Planting Instructions
Sow Black Giant Sunflower Seeds for Planting 1 in deep in warm soil for high germination.
Sunlight & Soil
Needs full sun and well-drained, fertile soil for strong heirloom, non-GMO growth.
Watering Tips
Water regularly; keep soil moist but not soggy.
Best Season to Grow
Plant in late spring after frost for best results.
Harvesting Info
Harvest seed heads when backs turn yellow and petals dry.