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Growing Rosemary in Lyon

🇫🇷 Zone 6 Planting Guide · Oceanic / Marine west coast climate

USDA Zone 6 230 frost-free days 80-120 days to harvest

Quick Answer: Growing Rosemary in Lyon

Yes, you can grow Rosemary in Lyon, FR! Plant during Feb, Mar, Apr, Aug, Sep for best results. Lyon is in USDA Zone 6 with a Oceanic / Marine west coast climate, offering 230 frost-free days per year. The difficulty level is medium, and Rosemary takes 80-120 days to harvest. Rosemary needs full sun and low watering.

Climate Match Analysis

Good Match Lyon + Rosemary

Lyon's temperatures (-1°C to 28°C) are within the tolerable range for Rosemary (-5°C to 35°C), though not always in the optimal zone (15°C to 25°C). Plant during recommended months for best results.

Rosemary tolerates -5°C to 35°C
Optimal: 15°C - 25°C
Lyon range -1°C to 28°C

Lyon Climate Data

USDA Zone
6
Frost-Free
230days
Winter Low
-1°C
Summer High
28°C
Rainfall
831mm/yr
Climate
Cfb
Oceanic / Marine west coast

Rosemary Planting Calendar for Lyon

Green months show the best time to plant Rosemary in Lyon

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

Rosemary Growing Requirements

☀️

Sunlight

Full Sun

6+ hours direct sunlight

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Water

Low

Drought tolerant, water sparingly

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Days to Harvest

80-120

From planting to first harvest

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Difficulty

medium

Some experience helpful

💡 Growing Tips for Rosemary

Needs excellent drainage. Don't overwater. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Overwatering is the most common mistake. Let soil dry out between waterings and ensure drainage is excellent.

Frost tolerance: Rosemary is frost tolerant — you can plant earlier in spring.

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Companion Plants for Rosemary

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

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Grow Rosemary Indoors

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

How to Grow Rosemary in Lyon

Lyon, FR is in USDA Hardiness Zone 6 with a Oceanic / Marine west coast climate (Köppen Cfb). With winter lows of -1°C and summer highs of 28°C, the growing season spans approximately 230 frost-free days. Rosemary grows well with some gardening knowledge in this climate.

Rosemary thrives in temperatures between 15°C and 25°C, requiring full sun and low watering. In Lyon, the best months to plant Rosemary are February, March, April, August, September. Since Rosemary can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 80-120 days after planting.

With 831mm of annual rainfall, Lyon provides moderate natural moisture. This should be adequate for Rosemary's water needs.

Other Plants That Grow in Lyon

More plants you can grow alongside Rosemary in Lyon

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Frequently Asked Questions

Can I grow rosemary in Lyon?

Yes! Rosemary can be successfully grown in Lyon, FR. Lyon is in USDA Hardiness Zone 6 with a Oceanic / Marine west coast climate. The difficulty level for growing Rosemary here is rated "medium". The best months to plant are February, March, April, August, September.

When should I plant rosemary in Lyon?

In Lyon, the recommended planting months for Rosemary are February, March, April, August, September. Lyon has 230 frost-free days per year, with winter lows of -1°C and summer highs of 28°C. Rosemary is frost tolerant, giving you more flexibility with planting dates.

How long does rosemary take to grow in Lyon?

Rosemary typically takes 80-120 days from planting to harvest. In Lyon's Oceanic / Marine west coast climate with 230 frost-free days, you have plenty of time to grow Rosemary to maturity. Needs excellent drainage. Don't overwater. Can be planted 2-3 weeks before the last expected frost, giving it a head start on the growing season. Overwatering is the most common mistake. Let soil dry out between waterings and ensure drainage is excellent.

Can I grow rosemary indoors in Lyon?

Rosemary can potentially be grown indoors in Lyon 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 Feb, Mar, Apr, Aug, Sep outdoor planting window. Use containers with good drainage and low watering.

What month do I plant rosemary in Lyon?

Plant Rosemary in Lyon during February, March, April, August, September. These are the optimal months based on Lyon's USDA Zone 6 climate, 230 frost-free days, and temperature range of -1°C to 28°C.

Is rosemary hard to grow in Lyon?

Rosemary is rated "medium" to grow in Lyon. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Rosemary in Lyon is Good.

What grows well with rosemary in Lyon?

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

Does rosemary need full sun in Lyon?

Rosemary requires full sun. In Lyon, 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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