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🥬 Vegetable easy

Growing Radish in Kathmandu

🇳🇵 Zone 7 Planting Guide · Subtropical highland climate

USDA Zone 7 280 frost-free days 22-30 days to harvest

Quick Answer: Growing Radish in Kathmandu

Yes, you can grow Radish in Kathmandu, NP! Plant during Oct, Nov for best results. Kathmandu is in USDA Zone 7 with a Subtropical highland climate, offering 280 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 Kathmandu + Radish

Kathmandu's climate requires careful timing. Summer highs (29°C) exceed Radish's maximum (24°C), so plant early or provide shade. Follow the recommended planting months for success.

Radish tolerates 2°C to 24°C
Optimal: 10°C - 18°C
Kathmandu range 2°C to 29°C

Kathmandu Climate Data

USDA Zone
7
Frost-Free
280days
Winter Low
2°C
Summer High
29°C
Rainfall
1505mm/yr
Climate
Cwb
Subtropical highland

Radish Planting Calendar for Kathmandu

Green months show the best time to plant Radish in Kathmandu

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 Kathmandu

Kathmandu, NP is in USDA Hardiness Zone 7 with a Subtropical highland climate (Köppen Cwb). With winter lows of 2°C and summer highs of 29°C, the growing season spans approximately 280 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 Kathmandu, the best months to plant Radish are October, November. 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.

Kathmandu receives 1505mm of annual rainfall, which provides good natural moisture for Radish. Supplement with additional watering during dry spells.

Other Plants That Grow in Kathmandu

More plants you can grow alongside Radish in Kathmandu

Keep Exploring

Frequently Asked Questions

Can I grow radish in Kathmandu?

Yes! Radish can be successfully grown in Kathmandu, NP. Kathmandu is in USDA Hardiness Zone 7 with a Subtropical highland climate. The difficulty level for growing Radish here is rated "easy". The best months to plant are October, November.

When should I plant radish in Kathmandu?

In Kathmandu, the recommended planting months for Radish are October, November. Kathmandu has 280 frost-free days per year, with winter lows of 2°C and summer highs of 29°C. Radish is frost tolerant, giving you more flexibility with planting dates.

How long does radish take to grow in Kathmandu?

Radish typically takes 22-30 days from planting to harvest. In Kathmandu's Subtropical highland climate with 280 frost-free days, you have plenty of time 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 Kathmandu?

Radish can potentially be grown indoors in Kathmandu 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 Oct, Nov outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant radish in Kathmandu?

Plant Radish in Kathmandu during October, November. These are the optimal months based on Kathmandu's USDA Zone 7 climate, 280 frost-free days, and temperature range of 2°C to 29°C.

Is radish hard to grow in Kathmandu?

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

What grows well with radish in Kathmandu?

In Kathmandu, 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 Kathmandu's Zone 7 climate.

Does radish need full sun in Kathmandu?

Radish requires full sun. In Kathmandu, 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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