Black Mammoth Sunflower

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Black Mammoth Sunflower Seeds
Scientific Name : Helianthus annuus
Quantity: approx. 25+ seeds in each packet.

Description : Giant sunflower that grows to average 6’-8’ with large 10”-12” heads and beautiful black-purple seeds. Plant few weeks after last frost. Needs FULL SUN and well drained soil.

Planting depth: 1”
Days to germinate: 6-10
Plant spacing: 1‘-2’


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