When to Plant Kohlrabi in Marietta, North Carolina (28362)

Location

Marietta, North Carolina

ZIP Code

28362

USDA Zone

Last Frost

Sunday, March 15, 2026

📅 Planting Calendar

Start Seeds Indoors Sunday, February 15, 2026

Transplant Outdoors Sunday, March 1, 2026

Pro Tip: Start Kohlrabi seeds indoors 4 weeks before your last frost date, then transplant outdoors around Sunday, March 1, 2026.

🌿 Plant Details

Scientific Name Brassica oleracea var. gongylodes

Days to Maturity 55 days

Mature Height 12-18"

Spread 8"

Type Bulb

Fruit Size Small-Medium (2-3 inch bulb)

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Regular (consistent moisture prevents cracking)

↔️

Spacing

6" apart

🌱

Planting Depth

0.5" deep

Seeds typically germinate in 4-7 days

Ready to Plant Kohlrabi in Marietta?

Get your seeds now so they're ready by Sunday, February 15, 2026.

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🤝 Good Companions

BeetOnionCucumberHerb

⚠️ Avoid Planting Near

TomatoPepperStrawberry

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Growing Kohlrabi in Zone 8b

Kohlrabi (Brassica oleracea var. gongylodes) is a popular garden vegetable. In Marietta, North Carolina, which is in USDA Hardiness Zone 8b, you should start seeds indoors around Sunday, February 15, 2026.

Your average last frost date is Sunday, March 15, 2026. Plan to transplant your Kohlrabi seedlings outdoors around Sunday, March 1, 2026, about -2 weeks after your last frost date.