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🥬 Vegetable medium

Growing Kohlrabi in Hamburg

🇩🇪 Zone 5 Planting Guide · Oceanic / Marine west coast climate

USDA Zone 5 210 frost-free days 45-60 days to harvest

Quick Answer: Growing Kohlrabi in Hamburg

Yes, you can grow Kohlrabi in Hamburg, DE! Plant during Feb, Mar, Apr, Aug, Sep for best results. Hamburg is in USDA Zone 5 with a Oceanic / Marine west coast climate, offering 210 frost-free days per year. The difficulty level is medium, and Kohlrabi takes 45-60 days to harvest. Kohlrabi needs full sun and regular watering.

Climate Match Analysis

Moderate Match Hamburg + Kohlrabi

Hamburg's climate requires careful timing. Winter lows (-2°C) drop below Kohlrabi's minimum (0°C), so avoid cold months. Follow the recommended planting months for success.

Kohlrabi tolerates 0°C to 24°C
Optimal: 10°C - 20°C
Hamburg range -2°C to 23°C

Hamburg Climate Data

USDA Zone
5
Frost-Free
210days
Winter Low
-2°C
Summer High
23°C
Rainfall
774mm/yr
Climate
Cfb
Oceanic / Marine west coast

Kohlrabi Planting Calendar for Hamburg

Green months show the best time to plant Kohlrabi in Hamburg

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Plant Kohlrabi Not recommended

Kohlrabi Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

💧

Water

Regular

Consistent moisture, 1-2 inches/week

📅

Days to Harvest

45-60

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Kohlrabi

Harvest when tennis-ball sized. Larger ones become woody. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Frost tolerance: Kohlrabi is frost tolerant — you can plant earlier in spring.

How to Grow Kohlrabi in Hamburg

Hamburg, DE is in USDA Hardiness Zone 5 with a Oceanic / Marine west coast climate (Köppen Cfb). With winter lows of -2°C and summer highs of 23°C, the growing season spans approximately 210 frost-free days. Kohlrabi grows well with some gardening knowledge in this climate.

Kohlrabi thrives in temperatures between 10°C and 20°C, requiring full sun and regular watering. In Hamburg, the best months to plant Kohlrabi are February, March, April, August, September. Since Kohlrabi can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 45-60 days after planting.

With 774mm of annual rainfall, Hamburg provides moderate natural moisture. You'll likely need to supplement with regular watering, especially during the growing season.

Other Plants That Grow in Hamburg

More plants you can grow alongside Kohlrabi in Hamburg

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Frequently Asked Questions

Can I grow kohlrabi in Hamburg?

Yes! Kohlrabi can be successfully grown in Hamburg, DE. Hamburg is in USDA Hardiness Zone 5 with a Oceanic / Marine west coast climate. The difficulty level for growing Kohlrabi here is rated "medium". The best months to plant are February, March, April, August, September.

When should I plant kohlrabi in Hamburg?

In Hamburg, the recommended planting months for Kohlrabi are February, March, April, August, September. Hamburg has 210 frost-free days per year, with winter lows of -2°C and summer highs of 23°C. Kohlrabi is frost tolerant, giving you more flexibility with planting dates.

How long does kohlrabi take to grow in Hamburg?

Kohlrabi typically takes 45-60 days from planting to harvest. In Hamburg's Oceanic / Marine west coast climate with 210 frost-free days, you have plenty of time to grow Kohlrabi to maturity. Harvest when tennis-ball sized. Larger ones become woody. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Can I grow kohlrabi indoors in Hamburg?

Kohlrabi can potentially be grown indoors in Hamburg with proper conditions. It requires full sun (6+ hours of direct light — a south-facing window or grow lights recommended). Indoor growing extends your season beyond the Feb, Mar, Apr, Aug, Sep outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant kohlrabi in Hamburg?

Plant Kohlrabi in Hamburg during February, March, April, August, September. These are the optimal months based on Hamburg's USDA Zone 5 climate, 210 frost-free days, and temperature range of -2°C to 23°C.

Is kohlrabi hard to grow in Hamburg?

Kohlrabi is rated "medium" to grow in Hamburg. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Kohlrabi in Hamburg is Moderate.

What grows well with kohlrabi in Hamburg?

In Hamburg, you can grow many companion plants alongside Kohlrabi. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Hamburg's Zone 5 climate.

Does kohlrabi need full sun in Hamburg?

Kohlrabi requires full sun. In Hamburg, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.

Last updated: March 2026 · Climate data from NOAA, FAO, USDA

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