Mammoth Grey Stripe Sunflower Days To Maturity. Mammoth grey striped is another giant variety of the common sunflower. This heirloom sunflower can grow from 8 to 12 feet in height.
This sunflower will benefit from staking, and can be blown over in heavy winds. Web the bright and stately mammoth promises plenty of seeds for roasting and bird feed alike. Seeds have a grey stripe at maturity.
Seeds Have A Grey Stripe At Maturity.
Web mammoth grey striped. Web the bright and stately mammoth promises plenty of seeds for roasting and bird feed alike. Find information on their physical appearance, growing conditions, planting and propagation, care and maintenance, and harvesting and uses.
Mammoth Grey Striped Is Another Giant Variety Of The Common Sunflower.
Direct sow ½” deep in full sun after last frost or start indoors 4 weeks before last frost. Web learn how to grow, care for, and harvest mammoth grey stripe sunflowers. Flowers are typically 8 to 12 inches in diameter.
Web Grey Stripe (Mammoth) Sunflower Growing Guide.
This sunflower will benefit from staking, and can be blown over in heavy winds. This heirloom sunflower can grow from 8 to 12 feet in height.