Harris Seeds Sunflower Rouge Royale F1 Seed
Best choice for gardeners wanting dramatic, pollen-free blooms for floral arrangements.
These are the deepest red sunflowers you can grow, trading the traditional golden glow for a moody, sophisticated aesthetic. Because they are pollen-free and branch heavily, they are built specifically for the vase rather than the meadow, making them a must-have for high-impact floral arrangements.
$8.76
at
Harris Seeds
Who it's for
- Commercial growers needing predictable, uniform crop results
- Floral designers seeking sophisticated, unique color palettes
- Market gardeners prioritizing sturdy, long-lasting cut flowers
Who should skip it
- Budget-conscious gardeners preferring affordable, open-pollinated varieties
- Homesteaders wanting to save seeds for future seasons
- Gardeners in extreme climates expecting consistent color saturation
Performance breakdown
Visual Impact
Deepest red pigment creates a dramatic focal point in any garden.
Floral Utility
Pollen-free blooms ensure clean, mess-free arrangements for indoor displays.
Ease of Cultivation
Direct sowing requirements make this an accessible choice for home gardeners.
Structural Integrity
Sturdy branching stems provide excellent support for heavy, single-flowered heads.
Growth Efficiency
Seventy-day maturity cycle offers a quick turnaround for seasonal floral designs.
Arrangement Versatility
Dark stems add a sophisticated, moody aesthetic to professional-grade bouquets.
Key Specs
Size
250 seeds
Style
UNTREATED
Plant Height
72"
Plant Spread
18-24"
Maturation Days
70 Days
Seeding Depth
0.75-1.0"
Soil Temperature for Germination
70-75°F
Grow on Temperature Day
55-60°F
Know before you buy
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