Sunflower Rio Carnival F1 Seed
Best compact sunflower for container gardeners and small-space floral displays.
These compact, pollen-free sunflowers bring a bold, shrub-like aesthetic to small spaces without the mess of dropping dust. You trade the towering height of traditional varieties for a prolific, fast-blooming habit that keeps your containers looking vibrant all season long.
$12.00
at
Harris Seeds
Who it's for
- Professional growers needing consistent crop timing and height
- Florists creating clean, pollen-free arrangements for clients
- Gardeners seeking a vibrant, eye-catching focal point
Who should skip it
- Budget-conscious gardeners wanting to save seeds for future seasons
- Low-maintenance gardeners avoiding extra garden chores
- Eco-conscious gardeners prioritizing support for local bee populations
Performance breakdown
Growth Speed
Rapid 55-day maturation cycle delivers quick results for impatient gardeners.
Container Suitability
Compact shrub-like habit fits perfectly in pots and small spaces.
Bloom Aesthetics
Striking red and yellow teardrop petals create a high-impact visual display.
Maintenance Ease
Pollen-free blooms ensure a clean, mess-free experience for indoor arrangements.
Germination Reliability
Predictable 4-8 day window makes starting seeds simple and stress-free.
Floral Productivity
Highly branched stems provide a continuous supply of cut flowers.
Key Specs
Maturation Days
55 Days
Plant Height
22-27 inches
Plant Spread
10-12 inches
Seeding Depth
0.75-1.0 inches
Soil Temperature for germination
70-75°F
Germination Days
4-8 Days
Grow on Temperature Day
55-60°F
Plant Type
Annual
Know before you buy
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