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🥬 Vegetable medium

Growing Radicchio in Kyoto

🇯🇵 Zone 6 Planting Guide · Humid subtropical climate

USDA Zone 6 280 frost-free days 60-80 days to harvest

Quick Answer: Growing Radicchio in Kyoto

Yes, you can grow Radicchio in Kyoto, JP! Plant during Oct, Nov for best results. Kyoto is in USDA Zone 6 with a Humid subtropical climate, offering 280 frost-free days per year. The difficulty level is medium, and Radicchio takes 60-80 days to harvest. Radicchio needs full sun to partial shade and regular watering.

Climate Match Analysis

Moderate Match Kyoto + Radicchio

Kyoto's climate requires careful timing. Summer highs (33°C) exceed Radicchio's maximum (24°C), so plant early or provide shade. Follow the recommended planting months for success.

Radicchio tolerates -5°C to 24°C
Optimal: 10°C - 18°C
Kyoto range 1°C to 33°C

Kyoto Climate Data

USDA Zone
6
Frost-Free
280days
Winter Low
1°C
Summer High
33°C
Rainfall
1491mm/yr
Climate
Cfa
Humid subtropical

Radicchio Planting Calendar for Kyoto

Green months show the best time to plant Radicchio in Kyoto

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

Radicchio Growing Requirements

☀️

Sunlight

Full Sun to Partial Shade

2-4 hours direct sunlight

💧

Water

Regular

Consistent moisture, 1-2 inches/week

📅

Days to Harvest

60-80

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Radicchio

Fall-planted heads are best. Cold brings out red color. 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: Radicchio is frost tolerant — you can plant earlier in spring.

How to Grow Radicchio in Kyoto

Kyoto, JP is in USDA Hardiness Zone 6 with a Humid subtropical climate (Köppen Cfa). With winter lows of 1°C and summer highs of 33°C, the growing season spans approximately 280 frost-free days. Radicchio grows well with some gardening knowledge in this climate.

Radicchio thrives in temperatures between 10°C and 18°C, requiring full sun to partial shade and regular watering. In Kyoto, the best months to plant Radicchio are October, November. Since Radicchio can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 60-80 days after planting.

Kyoto receives 1491mm of annual rainfall, which provides good natural moisture for Radicchio. Supplement with additional watering during dry spells.

Other Plants That Grow in Kyoto

More plants you can grow alongside Radicchio in Kyoto

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Frequently Asked Questions

Can I grow radicchio in Kyoto?

Yes! Radicchio can be successfully grown in Kyoto, JP. Kyoto is in USDA Hardiness Zone 6 with a Humid subtropical climate. The difficulty level for growing Radicchio here is rated "medium". The best months to plant are October, November.

When should I plant radicchio in Kyoto?

In Kyoto, the recommended planting months for Radicchio are October, November. Kyoto has 280 frost-free days per year, with winter lows of 1°C and summer highs of 33°C. Radicchio is frost tolerant, giving you more flexibility with planting dates.

How long does radicchio take to grow in Kyoto?

Radicchio typically takes 60-80 days from planting to harvest. In Kyoto's Humid subtropical climate with 280 frost-free days, you have plenty of time to grow Radicchio to maturity. Fall-planted heads are best. Cold brings out red color. 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 radicchio indoors in Kyoto?

Radicchio can potentially be grown indoors in Kyoto with proper conditions. It requires full sun to partial shade (2-4 hours of indirect light). Indoor growing extends your season beyond the Oct, Nov outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant radicchio in Kyoto?

Plant Radicchio in Kyoto during October, November. These are the optimal months based on Kyoto's USDA Zone 6 climate, 280 frost-free days, and temperature range of 1°C to 33°C.

Is radicchio hard to grow in Kyoto?

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

What grows well with radicchio in Kyoto?

In Kyoto, you can grow many companion plants alongside Radicchio. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Kyoto's Zone 6 climate.

Does radicchio need full sun in Kyoto?

Radicchio requires full sun to partial shade. Radicchio tolerates lower light. In Kyoto, a spot with filtered or indirect light for 2-4 hours works well.

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

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