Mammoth Grey Stripe Sunflower is a mammoth of a sunflower, boasting huge blooms of almost 12 inches across on stems 8-12 feet tall! Harvest some grey-striped sunflower seeds for toasting and snacking in the Fall. An exciting sunflower to watch grow!
Species: Sunflower, Mammoth Grey Stripe Days to Germinate: 7-14 Days to Bloom: 100 -125 Plant height: 8-12 feet Germination Rate: 91% Lifespan: Annual Sunlight: Full Sun, Partial Shade