Description
This giant sunflower has bright gold flowers that can grow easily to 12″ across (not to mention 9-12′ tall!). Produces flowers filled with grey and white striped edible seeds.
Sunflower – Russian Mammoth – Helianthus annus
Flowers: Edible seeds. Blooms late summer to fall
Attracts: Attracts bees and butterflies; leaves are favored by finches
Soil: Adaptable to various, moderately fertile soil types
Planting & Growing: Plant seed 6″ apart and 1/2″ deep after spring frost. Thin to 8″-12″ when plants reach 2″ in height.
Harvesting & Storage: Let seeds dry on flower and harvest once dry, separating from flower. Store in shell for fresh eating, or shell and store for use in salads and recipes.
Native: North America – Naturalized worldwide
- USDA Zone: 3-10
- Plant In: Spring
- Soil Temperature: 70-85F
- Planting Depth: 1/2″
- Days to Germinate: 7-14 Days
- Height At Maturity: 10′-15′
- Days To Maturity: 90
- Sun/Shade Requirements: Full Sun
- Water Needs: Moderate Water
- Approx. Seeds a Pack: 25
Product image via: Sustainable Seed Company
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