Mongolian Giant Sunflower

Helianthus annuus | SKU: 1461
$11.25 to $18.95
  • Annual flowers with edible seeds
  • Plants grow to 12-14 feet tall
  • Flower heads grow to 16-18 inches across
  • Seeds grow to 1.5 inches long
  • 90 days

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$11.25 to $18.95

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(H. annuus) One of the largest-seeded varieties available to gardeners, seeds up to 1½" long. Great for eating. Plants can grow 12-14' tall with gigantic yellow heads reaching 16-18" across! Annual, 90 days.

Direct Seed: 6" Apart

Direct Seed: 1/2" Deep

Germination: 10-14 Days

Rows Apart: 24-36"

Instructions - Sow seeds outdoors after last frost. Sunflowers prefer full sun to light shade and well-drained rich soil. Provide support for tall plants.