Under the right conditions these sunflower seeds should germinate in 14-21 days and reach maturity in 75-90 days. When mature, this flower has an enormous head, measuring more than 1 foot across! First it provides spectacular yellow beauty to your garden, then it gives you seeds for roasting and eating. What more could you ask for?!
Sunflower Seeds, Mammoth Sunflower Seeds, Mammoth
Plant Type: Annual Flower
Fill Weight (grams): 7
Grows Best In: Full Sun
Days to Germination: 14-21 Days
Days To Bloom: 75-90 Days
Planting Depth: 1"
Seed Spacing: Sow Mammoth Sunflower seeds roughly 18"-24" apart.
Growing Height: 7'-12'
Instructions: After all danger of frost, sow Mammoth Sunflower seeds in open ground well exposed. Cover with 1" of soil. When plants are 4" tall, thin. Needs lots of water.
Suggestions: Excellent for tall blooming backgrounds and screens for unsightly places. Harvest sunflower seeds by cutting flower heads when backs yellow, then hang downward.