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Mammoth Grey Stripe Sunflower Seeds, Helianthus - 1/4 LB + Bulk Sizes

Mammoth Grey Stripe is an heirloom, open-pollinated Sunflower that grows up to 12" across and sits atop stems that grow to be 8-12 ft tall. It's massive seed heads are good for harvesting and roasting or leaving in place to feed birds. A great choice for scattering throughout the meadow, using as a background or privacy screen, or creating a ch…
Mammoth Grey Stripe is an heirloom, open-pollinated Sunflower that grows up to 12" across and sits atop stems that grow to be 8-12 ft tall. It's massive seed heads are good for harvesting and roasting or leaving in place to feed birds. A great choice for scattering throughout the meadow, using as a background or privacy screen, or creating a child's first garden.
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Description

Mammoth Grey Stripe is an heirloom, open-pollinated Sunflower that grows up to 12" across and sits atop stems that grow to be 8-12 ft tall. It's massive seed heads are good for harvesting and roasting or leaving in place to feed birds. A great choice for scattering throughout the meadow, using as a background or privacy screen, or creating a child's first garden.

Specifications

USDA Hardiness Zone1, 2, 3
Plant height96-144" Tall (8-12 Feet)
SpeciesHelianthus Annuus Mammoth Grey Stripe
Species mixSpecies
ColorYellow
UsesYes
Days To Germination10-20 Days Depending On Soil And Weather Conditions.
Seed Life CycleAnnual
Additional InformationAverage Flower Size Is 10-15" But Can Reach Up To 24" Across.
Days To BloomBlooms In 100-110 Days
Soil MoistureDry, Average, Moist / Wet
Light RequirementsFull Sun, Half Sun / Half Shade
Soil TypeLoamy Soil, Sandy Soil, Clay Soil
Ideal RegionNortheast, Southeast, Midwest
Ships AsSeed
Bloom TimeSummer
Non-gmoYes
Neonicotinoid FreeYes - Learn More