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🥬 Vegetable easy

Growing Radish in Tallinn

🇪🇪 Zone 3 Planting Guide · Warm-summer humid continental climate

USDA Zone 3 170 frost-free days 22-30 days to harvest

Quick Answer: Growing Radish in Tallinn

Yes, you can grow Radish in Tallinn, EE! Plant during Mar, Apr, May, Aug, Sep for best results. Tallinn is in USDA Zone 3 with a Warm-summer humid continental climate, offering 170 frost-free days per year. The difficulty level is easy, and Radish takes 22-30 days to harvest. Radish needs full sun and regular watering.

Climate Match Analysis

Moderate Match Tallinn + Radish

Tallinn's climate requires careful timing. Winter lows (-8°C) drop below Radish's minimum (2°C), so avoid cold months. Follow the recommended planting months for success.

Radish tolerates 2°C to 24°C
Optimal: 10°C - 18°C
Tallinn range -8°C to 21°C

Tallinn Climate Data

USDA Zone
3
Frost-Free
170days
Winter Low
-8°C
Summer High
21°C
Rainfall
677mm/yr
Climate
Dfb
Warm-summer humid continental

Radish Planting Calendar for Tallinn

Green months show the best time to plant Radish in Tallinn

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

Radish Growing Requirements

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Sunlight

Full Sun

6+ hours direct sunlight

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Water

Regular

Consistent moisture, 1-2 inches/week

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Days to Harvest

22-30

From planting to first harvest

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Difficulty

easy

Great for beginners

💡 Growing Tips for Radish

Sow directly. Don't let soil dry out or roots will be pithy. 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: Radish is frost tolerant — you can plant earlier in spring.

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Companion Plants for Radish

Find out which plants grow best alongside Radish — and which to keep apart

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Grow Radish Indoors

No garden? Learn how to grow Radish indoors with our complete guide

How to Grow Radish in Tallinn

Tallinn, EE is in USDA Hardiness Zone 3 with a Warm-summer humid continental climate (Köppen Dfb). With winter lows of -8°C and summer highs of 21°C, the growing season spans approximately 170 frost-free days. Radish is one of the easiest plants to grow in this climate.

Radish thrives in temperatures between 10°C and 18°C, requiring full sun and regular watering. In Tallinn, the best months to plant Radish are March, April, May, August, September. Since Radish can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 22-30 days after planting.

With 677mm of annual rainfall, Tallinn provides moderate natural moisture. You'll likely need to supplement with regular watering, especially during the growing season.

Other Plants That Grow in Tallinn

More plants you can grow alongside Radish in Tallinn

Keep Exploring

Frequently Asked Questions

Can I grow radish in Tallinn?

Yes! Radish can be successfully grown in Tallinn, EE. Tallinn is in USDA Hardiness Zone 3 with a Warm-summer humid continental climate. The difficulty level for growing Radish here is rated "easy". The best months to plant are March, April, May, August, September.

When should I plant radish in Tallinn?

In Tallinn, the recommended planting months for Radish are March, April, May, August, September. Tallinn has 170 frost-free days per year, with winter lows of -8°C and summer highs of 21°C. Radish is frost tolerant, giving you more flexibility with planting dates.

How long does radish take to grow in Tallinn?

Radish typically takes 22-30 days from planting to harvest. In Tallinn's Warm-summer humid continental climate with 170 frost-free days, you have enough time with good planning to grow Radish to maturity. Sow directly. Don't let soil dry out or roots will be pithy. 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 radish indoors in Tallinn?

Radish can potentially be grown indoors in Tallinn 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 Mar, Apr, May, Aug, Sep outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant radish in Tallinn?

Plant Radish in Tallinn during March, April, May, August, September. These are the optimal months based on Tallinn's USDA Zone 3 climate, 170 frost-free days, and temperature range of -8°C to 21°C.

Is radish hard to grow in Tallinn?

Radish is rated "easy" to grow in Tallinn. This is a great choice for beginners — it is forgiving and adapts well to this climate. The climate match for Radish in Tallinn is Moderate.

What grows well with radish in Tallinn?

In Tallinn, you can grow many companion plants alongside Radish. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Tallinn's Zone 3 climate.

Does radish need full sun in Tallinn?

Radish requires full sun. In Tallinn, 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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