Sunflower Mammoth Russian Organic HEIRLOOM Seeds

Sunflower Mammoth Russian Organic HEIRLOOM Seeds

Helianthus annuus

Item #2019

Annual. Native Americans have long valued sunflowers for food, medicine, dye and decoration. The popular Mammoth Russian sunflower has been grown in gardens since the late 1800s. Known for spectacular height, giant flowers and abundant seeds, this easy and fast to grow variety also tolerates drought and poor soil. Ideal for a temporary hedge or privacy screen.


Full sun

Blooms summer
to fall

6’-10’ tall

Days to Emerge:
10-15 days

Seed Depth:

Seed Spacing:
A group of
3 seeds
every 2’

When 3” tall,
thin to 1
every 2’

When to sow outside: RECOMMENDED. 1 to 2 weeks after average last frost.

When to start inside: 2 to 4 weeks before average last frost. For best transplanting use paper or pulp pots.

Artist: Peggy Turchette

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