Growing Radish in Hanoi
🇻🇳 Zone 11 Planting Guide · Humid subtropical (dry winter) climate
Quick Answer: Growing Radish in Hanoi
Yes, you can grow Radish in Hanoi, VN! Plant during Nov, Dec, Jan, Feb for best results. Hanoi is in USDA Zone 11 with a Humid subtropical (dry winter) climate, offering 365 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
Hanoi's climate requires careful timing. Summer highs (33°C) exceed Radish's maximum (24°C), so plant early or provide shade. Follow the recommended planting months for success.
Hanoi Climate Data
Radish Planting Calendar for Hanoi
Green months show the best time to plant Radish in Hanoi
Radish Growing Requirements
Sunlight
Full Sun
6+ hours direct sunlight
Water
Regular
Consistent moisture, 1-2 inches/week
Days to Harvest
22-30
From planting to first harvest
Difficulty
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.
Companion Plants for Radish
Find out which plants grow best alongside Radish — and which to keep apart
Grow Radish Indoors
No garden? Learn how to grow Radish indoors with our complete guide
How to Grow Radish in Hanoi
Hanoi, VN is in USDA Hardiness Zone 11 with a Humid subtropical (dry winter) climate (Köppen Cwa). With winter lows of 14°C and summer highs of 33°C, the growing season spans approximately 365 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 Hanoi, the best months to plant Radish are November, December, January, February. 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.
Hanoi receives 1682mm of annual rainfall, which provides good natural moisture for Radish. Supplement with additional watering during dry spells.
Other Plants That Grow in Hanoi
More plants you can grow alongside Radish in Hanoi
Keep Exploring
Frequently Asked Questions
Can I grow radish in Hanoi?
Yes! Radish can be successfully grown in Hanoi, VN. Hanoi is in USDA Hardiness Zone 11 with a Humid subtropical (dry winter) climate. The difficulty level for growing Radish here is rated "easy". The best months to plant are November, December, January, February.
When should I plant radish in Hanoi?
In Hanoi, the recommended planting months for Radish are November, December, January, February. Hanoi has 365 frost-free days per year, with winter lows of 14°C and summer highs of 33°C. Radish is frost tolerant, giving you more flexibility with planting dates.
How long does radish take to grow in Hanoi?
Radish typically takes 22-30 days from planting to harvest. In Hanoi's Humid subtropical (dry winter) climate with 365 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 Hanoi?
Radish can potentially be grown indoors in Hanoi 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 Nov, Dec, Jan, Feb outdoor planting window. Use containers with good drainage and regular watering.
What month do I plant radish in Hanoi?
Plant Radish in Hanoi during November, December, January, February. These are the optimal months based on Hanoi's USDA Zone 11 climate, 365 frost-free days, and temperature range of 14°C to 33°C.
Is radish hard to grow in Hanoi?
Radish is rated "easy" to grow in Hanoi. This is a great choice for beginners — it is forgiving and adapts well to this climate. The climate match for Radish in Hanoi is Moderate.
What grows well with radish in Hanoi?
In Hanoi, 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 Hanoi's Zone 11 climate.
Does radish need full sun in Hanoi?
Radish requires full sun. In Hanoi, provide at least 6 hours of direct sunlight daily. Most garden locations with southern exposure will work well.