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🌿 Herb medium

Growing Perilla in London

🇬🇧 Zone 7 Planting Guide · Oceanic / Marine west coast climate

USDA Zone 7 270 frost-free days 50-70 days to harvest

Quick Answer: Growing Perilla in London

Yes, you can grow Perilla in London, GB! Plant during Mar, Apr, May, Jun for best results. London is in USDA Zone 7 with a Oceanic / Marine west coast climate, offering 270 frost-free days per year. The difficulty level is medium, and Perilla takes 50-70 days to harvest. Perilla needs full sun to partial shade and regular watering.

Climate Match Analysis

Moderate Match London + Perilla

London's climate requires careful timing. Winter lows (2°C) drop below Perilla's minimum (5°C), so avoid cold months. Follow the recommended planting months for success.

Perilla tolerates 5°C to 35°C
Optimal: 18°C - 28°C
London range 2°C to 23°C

London Climate Data

USDA Zone
7
Frost-Free
270days
Winter Low
2°C
Summer High
23°C
Rainfall
602mm/yr
Climate
Cfb
Oceanic / Marine west coast

Perilla Planting Calendar for London

Green months show the best time to plant Perilla in London

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

Perilla Growing Requirements

☀️

Sunlight

Full Sun to Partial Shade

2-4 hours direct sunlight

💧

Water

Regular

Consistent moisture, 1-2 inches/week

📅

Days to Harvest

50-70

From planting to first harvest

📊

Difficulty

medium

Some experience helpful

💡 Growing Tips for Perilla

Self-seeds readily. Essential in Japanese and Korean cuisine. Wait until soil warms to at least 18°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: Perilla is NOT frost tolerant — wait until after the last frost in London.

How to Grow Perilla in London

London, GB is in USDA Hardiness Zone 7 with a Oceanic / Marine west coast climate (Köppen Cfb). With winter lows of 2°C and summer highs of 23°C, the growing season spans approximately 270 frost-free days. Perilla grows well with some gardening knowledge in this climate.

Perilla thrives in temperatures between 18°C and 28°C, requiring full sun to partial shade and regular watering. In London, the best months to plant Perilla are March, April, May, June. Perilla is not frost tolerant, so it's important to wait until after the last spring frost before transplanting outdoors. Expect to harvest in approximately 50-70 days after planting.

With 602mm of annual rainfall, London provides moderate natural moisture. You'll likely need to supplement with regular watering, especially during the growing season.

Other Plants That Grow in London

More plants you can grow alongside Perilla in London

Keep Exploring

Frequently Asked Questions

Can I grow perilla in London?

Yes! Perilla can be successfully grown in London, GB. London is in USDA Hardiness Zone 7 with a Oceanic / Marine west coast climate. The difficulty level for growing Perilla here is rated "medium". The best months to plant are March, April, May, June.

When should I plant perilla in London?

In London, the recommended planting months for Perilla are March, April, May, June. London has 270 frost-free days per year, with winter lows of 2°C and summer highs of 23°C. Since Perilla is not frost tolerant, make sure to plant after the last frost date.

How long does perilla take to grow in London?

Perilla typically takes 50-70 days from planting to harvest. In London's Oceanic / Marine west coast climate with 270 frost-free days, you have plenty of time to grow Perilla to maturity. Self-seeds readily. Essential in Japanese and Korean cuisine. Wait until soil warms to at least 18°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 perilla indoors in London?

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

What month do I plant perilla in London?

Plant Perilla in London during March, April, May, June. These are the optimal months based on London's USDA Zone 7 climate, 270 frost-free days, and temperature range of 2°C to 23°C.

Is perilla hard to grow in London?

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

What grows well with perilla in London?

In London, you can grow many companion plants alongside Perilla. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in London's Zone 7 climate.

Does perilla need full sun in London?

Perilla requires full sun to partial shade. Perilla tolerates lower light. In London, 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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