- Annual flowers with edible seeds
- Plants grow to 12 feet tall
- Flower heads grow to 12-16 inches across
- 70 days
(Helianthus annuus) Collected by Melvin Gilmore from the Arikara tribe at the Fort Berthold Reservation. First offered by Oscar H. Will in 1930. Sturdy plants grow up to 12' tall, flowers are single to multi-headed. Some single heads grow 12-16" across. Traditionally grown for its masses of edible seeds. Annual, 70 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.