
MAMMOTHSUNFLOWE
1# MAMMOTH GREY SUNFLOWER SEED
DEBRUYN SEED
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Mammoth Grey Stripe Sunflower is a classic, large sunflower variety known for its towering height and edible seeds.
🌻 Key features
Height: 8–12 feet tall (sometimes taller in ideal conditions)
Flower size: Huge — often 10–14 inches across
Petals: Bright yellow
Center: Brown with large, striped seeds
Seeds: Edible, gray with white stripes (great for snacking or bird feed)
🌱 Why people grow it
Produces large amounts of sunflower seeds
Easy to grow, even for beginners
Attracts pollinators like bees and butterflies
Creates a dramatic garden backdrop or natural screen
🌿 Growing basics
Sun: Full sun (very important)
Planting time: After last frost when soil is warm
Spacing: About 12–24 inches apart
Soil: Average soil works fine, but prefers well-drained soil
Water: Moderate; needs regular watering while establishing
Support: Very tall plants may need staking in windy areas
⏱ Growth timeline
Germination: ~7–10 days
Bloom: ~80–100 days after planting
👍 Uses
Eating roasted sunflower seeds
Feeding birds or livestock
Decorative cut flowers (though heads are heavy)
Kids love them for their giant size
Specifications
- Weight
- 1
- Unit of Measure
- LB
- Category
- Lawn & Garden
- Subcategory
- Garden Seeds


