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🥬 Vegetable medium

Growing Carrot in Seattle

🇺🇸 Zone 7 Planting Guide · Warm-summer Mediterranean climate

USDA Zone 7 250 frost-free days 70-80 days to harvest

Quick Answer: Growing Carrot in Seattle

Yes, you can grow Carrot in Seattle, US! Plant during Jan, Feb, Mar, Sep, Oct for best results. Seattle is in USDA Zone 7 with a Warm-summer Mediterranean climate, offering 250 frost-free days per year. The difficulty level is medium, and Carrot takes 70-80 days to harvest. Carrot needs full sun and regular watering.

Climate Match Analysis

Moderate Match Seattle + Carrot

Seattle's climate requires careful timing. Winter lows (2°C) drop below Carrot's minimum (4°C), so avoid cold months. Follow the recommended planting months for success.

Carrot tolerates 4°C to 30°C
Optimal: 15°C - 24°C
Seattle range 2°C to 24°C

Seattle Climate Data

USDA Zone
7
Frost-Free
250days
Winter Low
2°C
Summer High
24°C
Rainfall
953mm/yr
Climate
Csb
Warm-summer Mediterranean

Carrot Planting Calendar for Seattle

Green months show the best time to plant Carrot in Seattle

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

Carrot Growing Requirements

☀️

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

70-80

From planting to first harvest

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Difficulty

medium

Some experience helpful

💡 Growing Tips for Carrot

Sow directly -- don't transplant. Thin to 5cm spacing. 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: Carrot is frost tolerant — you can plant earlier in spring.

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Companion Plants for Carrot

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

How to Grow Carrot in Seattle

Seattle, US is in USDA Hardiness Zone 7 with a Warm-summer Mediterranean climate (Köppen Csb). With winter lows of 2°C and summer highs of 24°C, the growing season spans approximately 250 frost-free days. Carrot grows well with some gardening knowledge in this climate.

Carrot thrives in temperatures between 15°C and 24°C, requiring full sun and regular watering. In Seattle, the best months to plant Carrot are January, February, March, September, October. Since Carrot can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 70-80 days after planting.

With 953mm of annual rainfall, Seattle provides moderate natural moisture. You'll likely need to supplement with regular watering, especially during the growing season.

Other Plants That Grow in Seattle

More plants you can grow alongside Carrot in Seattle

Keep Exploring

Frequently Asked Questions

Can I grow carrot in Seattle?

Yes! Carrot can be successfully grown in Seattle, US. Seattle is in USDA Hardiness Zone 7 with a Warm-summer Mediterranean climate. The difficulty level for growing Carrot here is rated "medium". The best months to plant are January, February, March, September, October.

When should I plant carrot in Seattle?

In Seattle, the recommended planting months for Carrot are January, February, March, September, October. Seattle has 250 frost-free days per year, with winter lows of 2°C and summer highs of 24°C. Carrot is frost tolerant, giving you more flexibility with planting dates.

How long does carrot take to grow in Seattle?

Carrot typically takes 70-80 days from planting to harvest. In Seattle's Warm-summer Mediterranean climate with 250 frost-free days, you have plenty of time to grow Carrot to maturity. Sow directly -- don't transplant. Thin to 5cm spacing. 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 carrot indoors in Seattle?

Carrot can potentially be grown indoors in Seattle 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, Sep, Oct outdoor planting window. Use containers with good drainage and regular watering.

What month do I plant carrot in Seattle?

Plant Carrot in Seattle during January, February, March, September, October. These are the optimal months based on Seattle's USDA Zone 7 climate, 250 frost-free days, and temperature range of 2°C to 24°C.

Is carrot hard to grow in Seattle?

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

What grows well with carrot in Seattle?

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

Does carrot need full sun in Seattle?

Carrot requires full sun. In Seattle, 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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