🍓 Can I Plant Raspberry in Seattle, WA?

2026 planting guide for Zone 8b · Last frost ~March 18 · Growing season ~242 days

⏳ WAIT — Temps borderline — ideal is 55°F+ overnight

Conditions are above the minimum safe threshold but still below ideal for Raspberry. Overnight lows of 55°F+ would give much better results.

Planting window: Jul 16 – Jul 30
Wait a bit longer. Watch for overnight lows to reliably reach 55°F.
Live result based on current forecast for Seattle, WA · Updates every 6 hours
USDA Zone
8b
Last Spring Frost
~March 18
First Fall Frost
November 15
Growing Season
~242 days
Ideal Temp for Raspberry
55–85°F
Frost Risk
✅ Tolerant

Growing Raspberry in Seattle

Seattle's Zone 8b maritime climate is notoriously cool and cloudy, which means warm-season crops like tomatoes and peppers need all the help they can get. A south-facing wall or greenhouse extension is almost essential for tomatoes. On the plus side, cool-season crops like kale, lettuce, and peas absolutely thrive in Seattle's mild, moist conditions.

In Seattle (last frost around March 18), raspberry can go out around March — approximately 2 weeks before the last expected frost, making it an early-season opportunity.

Raspberry thrives between 55°F and 85°F. It tolerates temperatures as low as 20°F, making it a candidate for early spring planting before the last frost date. Expect 365–730 days from transplant to first harvest. Plant bare-root canes in early spring. Needs support. Prune spent canes after fruiting.

Frequently Asked Questions

When can I plant raspberry in Seattle, WA?

In Seattle (last frost around March 18), raspberry can go out around March — approximately 2 weeks before the last expected frost, making it an early-season opportunity.

What is the USDA hardiness zone for Seattle?

Seattle, WA is in USDA Plant Hardiness Zone 8b. The last expected spring frost is around March 18, and the first fall frost arrives around November 15. This zone classification helps you understand which perennials survive winter and when annual vegetables can safely go outdoors.

Is it safe to plant raspberry outside in Seattle right now?

That depends on the current weather forecast. Raspberry needs temperatures above 20°F (ideally 55–85°F) to thrive. CanIPlant checks your real 7-day forecast and any active frost alerts to give you a live YES, NO, or WAIT answer — just enter your ZIP code.

Can I grow raspberry in Seattle 2026?

Yes — Raspberry grows well in Seattle, WA. With a Zone 8b climate and a growing season of ~242 days, Seattle is well-suited for warm-season crops like raspberry. As a frost-tolerant crop, raspberry can even go out a few weeks before the last frost date.

Grow Raspberry in Other Cities

New York, NYLos Angeles, CAChicago, ILHouston, TXPhoenix, AZPhiladelphia, PASan Antonio, TXSan Diego, CA

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