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Sunflower (Helianthus annuus): Easy Annual for Bold Blooms & Birdseed

Sunflowers deliver huge, radiant blooms in yellow, orange, maroon, creamy white, and bicolors. Heights range 2–12 ft.; flower heads 4–12 in. across. Edible seeds follow, beloved by birds. Warm-season annual; full sun; regular water. Stake tall varieties. Space 1½ ft. apart.

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