Growing Parsley in Seattle
🇺🇸 Zone 7 Planting Guide · Warm-summer Mediterranean climate
Quick Answer: Growing Parsley in Seattle
Yes, you can grow Parsley 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 Parsley takes 70-90 days to harvest. Parsley 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 Parsley (-5°C to 28°C), though not always in the optimal zone (10°C to 22°C). Plant during recommended months for best results.
Seattle Climate Data
Parsley Planting Calendar for Seattle
Green months show the best time to plant Parsley in Seattle
Parsley Growing Requirements
Sunlight
Full Sun to Partial Shade
2-4 hours direct sunlight
Water
Regular
Consistent moisture, 1-2 inches/week
Days to Harvest
70-90
From planting to first harvest
Difficulty
Some experience helpful
💡 Growing Tips for Parsley
Slow to germinate (2-4 weeks). Soak seeds overnight to speed up. 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: Parsley is frost tolerant — you can plant earlier in spring.
Companion Plants for Parsley
Find out which plants grow best alongside Parsley — and which to keep apart
Grow Parsley Indoors
No garden? Learn how to grow Parsley indoors with our complete guide
How to Grow Parsley 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. Parsley grows well with some gardening knowledge in this climate.
Parsley thrives in temperatures between 10°C and 22°C, requiring full sun to partial shade and regular watering. In Seattle, the best months to plant Parsley are January, February, March, September, October. Since Parsley can tolerate frost, you have flexibility to plant earlier in the season or extend into cooler months. Expect to harvest in approximately 70-90 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 Parsley in Seattle
Keep Exploring
Frequently Asked Questions
Can I grow parsley in Seattle?
Yes! Parsley 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 Parsley here is rated "medium". The best months to plant are January, February, March, September, October.
When should I plant parsley in Seattle?
In Seattle, the recommended planting months for Parsley 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. Parsley is frost tolerant, giving you more flexibility with planting dates.
How long does parsley take to grow in Seattle?
Parsley typically takes 70-90 days from planting to harvest. In Seattle's Warm-summer Mediterranean climate with 250 frost-free days, you have plenty of time to grow Parsley to maturity. Slow to germinate (2-4 weeks). Soak seeds overnight to speed up. 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 parsley indoors in Seattle?
Parsley 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 parsley in Seattle?
Plant Parsley 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 parsley hard to grow in Seattle?
Parsley is rated "medium" to grow in Seattle. Some gardening experience is helpful. Pay attention to watering schedules and planting timing. The climate match for Parsley in Seattle is Good.
What grows well with parsley in Seattle?
In Seattle, you can grow many companion plants alongside Parsley. 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 parsley need full sun in Seattle?
Parsley requires full sun to partial shade. Parsley tolerates lower light. In Seattle, a spot with filtered or indirect light for 2-4 hours works well.