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Non-GMO
Mammoth Russian Sunflower
$4.50
Packet - 1 oz.
Flat $7.99 shipping
Germination guaranteed
Non-GMO
Quick Facts
Days to Maturity75 days
Spacing18–24 in.
Germination7–10 days
Growing Information
Growing Mammoth Russian Sunflower
75 days. A commercial grade sunflower that is nonetheless as striking as any sunflower around! Besides its ornamental value, can be pressed to yield a very healthy oil low in saturated fat. Dried seeds can be eaten as a wholesome snack or can be fed to birds, poultry or rabbits. Grows 7 to 10-ft. tall, with huge, disc-shaped flower heads that turn to the sun while growing. Very frost sensitive, so sow after the soil reaches 65 to 70°F. Usually planted in rows like corn. Sow about 750 seeds per 500 sq. ft.
One oz. contains about 275 seeds.
Sowing depth
1 in.
Plant height
8–12 ft.
Botanical name
Helianthus annuus
Questions
FAQ
How deep should I sow the seeds?
Sow at a depth of 1 in..
How long until they germinate?
Typical germination: 7–10 days.
How far apart should I space them?
Recommended spacing: 18–24 in..
What’s your germination guarantee?
We stand behind the germination quality of our seed. If you have a germination issue, contact our team and we'll help make it right.
Not sure when to plant in your area?
Planting dates depend on your local frost dates and growing zone.
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Mammoth Russian Sunflower$4.50 · Packet - 1 oz.
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