Kossak
Kohlrabi
Hybrid
Brassica oleracea var. gongylodes
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Brassicaceae (Mustard family) · Genus: Brassica
Characteristics
Color
Green
Intended Use
Storage
Size
Giant
About the Plant
Life Cycle
Biennial
Harvest year 1, seeds year 2
❄
Hardiness
Cool-Season/Hardy
☀
Exposure
Full Sun, Tolerates Partial Sun
💧
Moisture
Evenly Moist
🌱
Germination
4–10 days
at 40–90 °F
⏳
Days to Maturity
80–85 days
Fruit Size
8–10 in
How to Plant
🏠
Start Indoors
4-6 Weeks Before Last Frost
Transplant
2-4 Weeks Before Last Frost
🌸
Direct Sow (Spring)
2-4 Weeks Before Last Frost
🍂
Direct Sow (Fall)
12-14 Weeks Before First Frost
Planting Depth
1/4–1/2 in
Seed Spacing
1–2 in
Row Spacing
12–18 in
Thin To
4–6 in
🌡
Optimal Soil Temp
50–75 °F
🌡
Soil Temp
40–90 °F
🌡
Air Temp
24–75 °F
When to Plant in Your Area
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