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🥬 Vegetable medium

Growing Kohlrabi in Canberra

🇦🇺 Zone 6 Planting Guide · Oceanic / Marine west coast climate

USDA Zone 6 220 frost-free days 45-60 days to harvest

Quick Answer: Growing Kohlrabi in Canberra

Yes, you can grow Kohlrabi in Canberra, AU! Plant during Feb, Mar, Aug, Sep, Oct for best results. Canberra is in USDA Zone 6 with a Oceanic / Marine west coast climate, offering 220 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 Canberra + Kohlrabi

Canberra's climate requires careful timing. Summer highs (28°C) exceed Kohlrabi's maximum (24°C), so plant early or provide shade. Follow the recommended planting months for success.

Kohlrabi tolerates 0°C to 24°C
Optimal: 10°C - 20°C
Canberra range 0°C to 28°C

Canberra Climate Data

USDA Zone
6
Frost-Free
220days
Winter Low
0°C
Summer High
28°C
Rainfall
616mm/yr
Climate
Cfb
Oceanic / Marine west coast

Kohlrabi Planting Calendar for Canberra

Green months show the best time to plant Kohlrabi in Canberra

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 Canberra

Canberra, AU is in USDA Hardiness Zone 6 with a Oceanic / Marine west coast climate (Köppen Cfb). With winter lows of 0°C and summer highs of 28°C, the growing season spans approximately 220 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 Canberra, the best months to plant Kohlrabi are February, March, August, September, October. 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 616mm of annual rainfall, Canberra provides moderate natural moisture. You'll likely need to supplement with regular watering, especially during the growing season.

Other Plants That Grow in Canberra

More plants you can grow alongside Kohlrabi in Canberra

Keep Exploring

Frequently Asked Questions

Can I grow kohlrabi in Canberra?

Yes! Kohlrabi can be successfully grown in Canberra, AU. Canberra is in USDA Hardiness Zone 6 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, August, September, October.

When should I plant kohlrabi in Canberra?

In Canberra, the recommended planting months for Kohlrabi are February, March, August, September, October. Canberra has 220 frost-free days per year, with winter lows of 0°C and summer highs of 28°C. Kohlrabi is frost tolerant, giving you more flexibility with planting dates.

How long does kohlrabi take to grow in Canberra?

Kohlrabi typically takes 45-60 days from planting to harvest. In Canberra's Oceanic / Marine west coast climate with 220 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 Canberra?

Kohlrabi can potentially be grown indoors in Canberra 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, Aug, Sep, Oct outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant kohlrabi in Canberra?

Plant Kohlrabi in Canberra during February, March, August, September, October. These are the optimal months based on Canberra's USDA Zone 6 climate, 220 frost-free days, and temperature range of 0°C to 28°C.

Is kohlrabi hard to grow in Canberra?

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

What grows well with kohlrabi in Canberra?

In Canberra, 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 Canberra's Zone 6 climate.

Does kohlrabi need full sun in Canberra?

Kohlrabi requires full sun. In Canberra, 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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