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When to Plant Serviceberry in Seattle, Washington (98113)

Location

Seattle, Washington

ZIP Code

98113

USDA Zone

9a

Last Frost

Friday, February 20, 2026

📅 Planting Calendar

Direct Sow Outdoors Friday, February 6, 2026

Pro Tip: Sow Serviceberry directly outdoors 2 weeks before your last frost date.

🌿 Plant Details

Scientific Name Amelanchier canadensis
Days to Maturity 1095 days
Mature Height 60-240"
Spread 120"

☀️ Growing Requirements

☀️

Sun

Full Sun to Partial Shade

💧

Water

Moderate (1 inch/week)

↔️

Spacing

120" apart

🌱

Planting Depth

4" deep

Seeds typically germinate in 60-120 days

Ready to Plant Serviceberry in Seattle?

Get your seeds now so they're ready by Friday, February 6, 2026.

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Growing Serviceberry in Zone 9a

Serviceberry (Amelanchier canadensis) is a popular garden vegetable. In Seattle, Washington, which is in USDA Hardiness Zone 9a, you should direct sow seeds around Friday, February 6, 2026.

Your average last frost date is Friday, February 20, 2026. Serviceberry grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.