Territorial Seed Company Joi Choi
Best fast-growing green for cool-season vegetable gardeners.
This hybrid is the ultimate insurance policy for cool-season gardeners who struggle with premature bolting. While you sacrifice the heirloom variety's unpredictability, you gain a reliable, 45-day turnaround of crisp, juicy stalks that actually make it to the kitchen table.
$4.95
at
Territorial Seed
Who it's for
- Gardeners in warmer climates seeking an extended harvest season
- Home cooks prioritizing fresh flavor and crisp texture
- Urban gardeners maximizing space in containers or small beds
Who should skip it
- Budget-conscious growers who prefer saving seeds for future seasons
- Busy gardeners unable to provide frequent pest monitoring
- Gardeners in arid regions without reliable irrigation systems
Performance breakdown
Growth Velocity
Rapid 45-day maturity cycle ensures a quick turnaround for busy gardeners.
Bolting Resistance
Stays productive even when temperatures fluctuate during shoulder seasons.
Culinary Versatility
Crisp stalks and mild flavor profile excel in stir-fries and salads.
Germination Reliability
Consistent 75% minimum germination rate provides predictable crop density.
Seasonal Adaptability
Performs reliably across both spring and fall planting windows.
Harvest Quality
Produces uniform, impressive heads with excellent texture and visual appeal.
Key Specs
Scientific Name
Brassica rapa, Chinensis Group
Days to Maturity
45 days
Seed Depth
¼"
Thin Plants to
12–18"
Row Spacing
18–36"
Soil Temp for Germination
45–75°F
Minimum Germination
75%
Seed Life
3 years
Variety Type
Hybrid
Plant Type
Vegetable
Know before you buy
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