Growing Cilantro in Seattle
🇺🇸 Zone 7 Planting Guide · Warm-summer Mediterranean climate
Quick Answer: Growing Cilantro in Seattle
Yes, you can grow Cilantro 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 Cilantro takes 45-70 days to harvest. Cilantro needs full sun to partial shade and regular watering.
Climate Match Analysis
Seattle's temperatures (2°C to 24°C) are within the tolerable range for Cilantro (2°C to 24°C), though not always in the optimal zone (10°C to 20°C). Plant during recommended months for best results.
Seattle Climate Data
Cilantro Planting Calendar for Seattle
Green months show the best time to plant Cilantro in Seattle
Cilantro Growing Requirements
Sunlight
Full Sun to Partial Shade
2-4 hours direct sunlight
Water
Regular
Consistent moisture, 1-2 inches/week
Days to Harvest
45-70
From planting to first harvest
Difficulty
Some experience helpful
💡 Growing Tips for Cilantro
Sow every 3 weeks for continuous harvest. In hot climates, grow in fall/winter only. 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: Cilantro is frost tolerant — you can plant earlier in spring.
Companion Plants for Cilantro
Find out which plants grow best alongside Cilantro — and which to keep apart
Grow Cilantro Indoors
No garden? Learn how to grow Cilantro indoors with our complete guide
How to Grow Cilantro 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. Cilantro grows well with some gardening knowledge in this climate.
Cilantro thrives in temperatures between 10°C and 20°C, requiring full sun to partial shade and regular watering. In Seattle, the best months to plant Cilantro are January, February, March, September, October. Since Cilantro can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 45-70 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 Cilantro in Seattle
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Frequently Asked Questions
Can I grow cilantro in Seattle?
Yes! Cilantro 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 Cilantro here is rated "medium". The best months to plant are January, February, March, September, October.
When should I plant cilantro in Seattle?
In Seattle, the recommended planting months for Cilantro 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. Cilantro is frost tolerant, giving you more flexibility with planting dates.
How long does cilantro take to grow in Seattle?
Cilantro typically takes 45-70 days from planting to harvest. In Seattle's Warm-summer Mediterranean climate with 250 frost-free days, you have plenty of time to grow Cilantro to maturity. Sow every 3 weeks for continuous harvest. In hot climates, grow in fall/winter only. 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 cilantro indoors in Seattle?
Cilantro can potentially be grown indoors in Seattle with proper conditions. It requires full sun to partial shade (2-4 hours of indirect light). 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 cilantro in Seattle?
Plant Cilantro 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 cilantro hard to grow in Seattle?
Cilantro is rated "medium" to grow in Seattle. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Cilantro in Seattle is Good.
What grows well with cilantro in Seattle?
In Seattle, you can grow many companion plants alongside Cilantro. Good options from the same planting window include Tomato, Basil, Lettuce, Carrot and 2 more. These plants share similar planting months and thrive in Seattle's Zone 7 climate.
Does cilantro need full sun in Seattle?
Cilantro requires full sun to partial shade. Cilantro tolerates lower light. In Seattle, a spot with filtered or indirect light for 2-4 hours works well.