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Growing Mint in Cali

🇨🇴 Zone 12 Planting Guide · Tropical monsoon climate

USDA Zone 12 365 frost-free days 60-90 days to harvest

Quick Answer: Growing Mint in Cali

Yes, you can grow Mint in Cali, CO! Plant during Nov, Dec, Jan, Feb, Mar for best results. Cali is in USDA Zone 12 with a Tropical monsoon climate, offering 365 frost-free days per year. The difficulty level is easy, and Mint takes 60-90 days to harvest. Mint needs partial shade ok and regular watering.

Climate Match Analysis

Good Match Cali + Mint

Cali's temperatures (18°C to 30°C) are within the tolerable range for Mint (-5°C to 30°C), though not always in the optimal zone (12°C to 22°C). Plant during recommended months for best results.

Mint tolerates -5°C to 30°C
Optimal: 12°C - 22°C
Cali range 18°C to 30°C

Cali Climate Data

USDA Zone
12
Frost-Free
365days
Winter Low
18°C
Summer High
30°C
Rainfall
1483mm/yr
Climate
Am
Tropical monsoon

Mint Planting Calendar for Cali

Green months show the best time to plant Mint in Cali

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

Mint Growing Requirements

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Sunlight

Partial Shade OK

2-4 hours direct sunlight

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Water

Regular

Consistent moisture, 1-2 inches/week

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Days to Harvest

60-90

From planting to first harvest

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Difficulty

easy

Great for beginners

💡 Growing Tips for Mint

Always grow in a pot -- it will take over your garden. Harvest often to control growth. 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: Mint is frost tolerant — you can plant earlier in spring.

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Companion Plants for Mint

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

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Grow Mint Indoors

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

How to Grow Mint in Cali

Cali, CO is in USDA Hardiness Zone 12 with a Tropical monsoon climate (Köppen Am). With winter lows of 18°C and summer highs of 30°C, the growing season spans approximately 365 frost-free days. Mint is one of the easiest plants to grow in this climate.

Mint thrives in temperatures between 12°C and 22°C, requiring partial shade ok and regular watering. In Cali, the best months to plant Mint are November, December, January, February, March. Since Mint can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 60-90 days after planting.

Cali receives 1483mm of annual rainfall, which provides good natural moisture for Mint. Supplement with additional watering during dry spells.

Other Plants That Grow in Cali

More plants you can grow alongside Mint in Cali

Keep Exploring

Frequently Asked Questions

Can I grow mint in Cali?

Yes! Mint can be successfully grown in Cali, CO. Cali is in USDA Hardiness Zone 12 with a Tropical monsoon climate. The difficulty level for growing Mint here is rated "easy". The best months to plant are November, December, January, February, March.

When should I plant mint in Cali?

In Cali, the recommended planting months for Mint are November, December, January, February, March. Cali has 365 frost-free days per year, with winter lows of 18°C and summer highs of 30°C. Mint is frost tolerant, giving you more flexibility with planting dates.

How long does mint take to grow in Cali?

Mint typically takes 60-90 days from planting to harvest. In Cali's Tropical monsoon climate with 365 frost-free days, you have plenty of time to grow Mint to maturity. Always grow in a pot -- it will take over your garden. Harvest often to control growth. 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 mint indoors in Cali?

Mint can potentially be grown indoors in Cali with proper conditions. It requires partial shade ok (2-4 hours of indirect light). Indoor growing extends your season beyond the Nov, Dec, Jan, Feb, Mar outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant mint in Cali?

Plant Mint in Cali during November, December, January, February, March. These are the optimal months based on Cali's USDA Zone 12 climate, 365 frost-free days, and temperature range of 18°C to 30°C.

Is mint hard to grow in Cali?

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

What grows well with mint in Cali?

In Cali, you can grow many companion plants alongside Mint. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Cali's Zone 12 climate.

Does mint need full sun in Cali?

Mint requires partial shade ok. Mint tolerates lower light. In Cali, 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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