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Growing Basil in Hong Kong

🇭🇰 Zone 11 Planting Guide · Humid subtropical (dry winter) climate

USDA Zone 11 365 frost-free days 50-75 days to harvest

Quick Answer: Growing Basil in Hong Kong

Yes, you can grow Basil in Hong Kong, HK! Plant during Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec for best results. Hong Kong 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 Basil takes 50-75 days to harvest. Basil needs full sun and regular watering.

Climate Match Analysis

Good Match Hong Kong + Basil

Hong Kong's temperatures (14°C to 31°C) are within the tolerable range for Basil (10°C to 35°C), though not always in the optimal zone (20°C to 30°C). Plant during recommended months for best results.

Basil tolerates 10°C to 35°C
Optimal: 20°C - 30°C
Hong Kong range 14°C to 31°C

Hong Kong Climate Data

USDA Zone
11
Frost-Free
365days
Winter Low
14°C
Summer High
31°C
Rainfall
2399mm/yr
Climate
Cwa
Humid subtropical (dry winter)

Basil Planting Calendar for Hong Kong

Green months show the best time to plant Basil in Hong Kong

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

Basil 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

50-75

From planting to first harvest

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Difficulty

easy

Great for beginners

💡 Growing Tips for Basil

Pinch flower buds to encourage leaf growth. Harvest from top down. Wait until soil warms to at least 20°C before transplanting outdoors — cold soil stunts growth and can invite root rot. Aim for about 2.5 cm of water per week, adjusting for rainfall. Organic mulch around the base helps maintain even moisture.

Frost tolerance: Basil is NOT frost tolerant — wait until after the last frost in Hong Kong.

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Companion Plants for Basil

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

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Grow Basil Indoors

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

How to Grow Basil in Hong Kong

Hong Kong, HK 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 31°C, the growing season spans approximately 365 frost-free days. Basil is one of the easiest plants to grow in this climate.

Basil thrives in temperatures between 20°C and 30°C, requiring full sun and regular watering. In Hong Kong, the best months to plant Basil are January, February, March, April, May, June, July, August, September, October, November, December. Basil is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 50-75 days after planting.

Hong Kong receives 2399mm of annual rainfall, which provides good natural moisture for Basil. Supplement with additional watering during dry spells.

Other Plants That Grow in Hong Kong

More plants you can grow alongside Basil in Hong Kong

Keep Exploring

Frequently Asked Questions

Can I grow basil in Hong Kong?

Yes! Basil can be successfully grown in Hong Kong, HK. Hong Kong is in USDA Hardiness Zone 11 with a Humid subtropical (dry winter) climate. The difficulty level for growing Basil here is rated "easy". The best months to plant are January, February, March, April, May, June, July, August, September, October, November, December.

When should I plant basil in Hong Kong?

In Hong Kong, the recommended planting months for Basil are January, February, March, April, May, June, July, August, September, October, November, December. Hong Kong has 365 frost-free days per year, with winter lows of 14°C and summer highs of 31°C. Since Basil is not frost tolerant, make sure to plant after the last frost date.

How long does basil take to grow in Hong Kong?

Basil typically takes 50-75 days from planting to harvest. In Hong Kong's Humid subtropical (dry winter) climate with 365 frost-free days, you have plenty of time to grow Basil to maturity. Pinch flower buds to encourage leaf growth. Harvest from top down. Wait until soil warms to at least 20°C before transplanting outdoors — cold soil stunts growth and can invite root rot. 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 basil indoors in Hong Kong?

Basil can potentially be grown indoors in Hong Kong 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 Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant basil in Hong Kong?

Plant Basil in Hong Kong during January, February, March, April, May, June, July, August, September, October, November, December. These are the optimal months based on Hong Kong's USDA Zone 11 climate, 365 frost-free days, and temperature range of 14°C to 31°C.

Is basil hard to grow in Hong Kong?

Basil is rated "easy" to grow in Hong Kong. This is a great choice for beginners — it is forgiving and adapts well to this climate. The climate match for Basil in Hong Kong is Good.

What grows well with basil in Hong Kong?

In Hong Kong, you can grow many companion plants alongside Basil. Good options from the same planting window include Tomato, Lettuce, Carrot, Pepper and 2 more. These plants share similar planting months and thrive in Hong Kong's Zone 11 climate.

Does basil need full sun in Hong Kong?

Basil requires full sun. In Hong Kong, 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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