This giant sunflower has bright gold flowers that can grow easily to 10″ across. Produces a single flower, filled with grey and white striped edible seeds. This variety is the result of Russian breeding efforts and returned to the US in 1880 then as now under the name ‘Russian Mammoth’. Open Pollinated. Organically Grown.
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
Product image via: Peaceful Valley Farm Supply