Description
Mammoth Grey Stripe Sunflowers (Helianthus annuus ‘Mammoth Grey Stripe’) are the ultimate statement plant, offering incredible growth potential and remarkable versatility. Their ease of cultivation makes them perfect for gardeners of all skill levels, from children to seasoned horticulturists.
Benefits of Growing Sunflowers
This extraordinary annual offers a wealth of garden-transforming benefits:
- Produces massive flower heads up to 12-14 inches in diameter
- Attracts a wide variety of pollinators, including bees and butterflies
- Works as a trap crop to deter pest crops from your garden
- Provides abundant seeds for both human and wildlife consumption
- Creates dramatic vertical interest in garden landscapes
- Excellent for creating natural privacy screens
- Thrives in full sun conditions
Growing Tips
Find complete detailed growing instructions HERE
Mammoth Grey Stripe Sunflower Plant Details
- Height: 10-12 feet tall
- Spread: 2-3 feet wide
- Single-stem with massive flower head
- Lifespan: Annual (one growing season) in all zones
- Soil Preference: Well-drained, fertile soil
- Sun Exposure: Full sun
- Fertilizer: Moderate feeding; nitrogen-rich fertilizer recommended
- Bloom Color: Bright yellow petals with grey-striped seeds
- Bloom Season: Mid-summer to early fall
Terms of Sale
You will receive a minimum of 4 grams of seed, approximately 50 seeds, as well as detailed instructions for planting and care.












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