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When to Plant Grape Vine in Port Townsend, Washington (98368)

Location

Port Townsend, Washington

ZIP Code

98368

USDA Zone

8b

Last Frost

Sunday, March 15, 2026

📅 Planting Calendar

Direct Sow Outdoors Sunday, March 1, 2026

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

🌿 Plant Details

Scientific Name Vitis vinifera
Days to Maturity 1095 days
Mature Height 72-120"
Spread 96"

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Low to Moderate

↔️

Spacing

96" apart

🌱

Planting Depth

6" deep

Seeds typically germinate in 21-42 days

Ready to Plant Grape Vine in Port Townsend?

Get your seeds now so they're ready by Sunday, March 1, 2026.

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🤝 Good Companions

BasilOreganoHyssopMustard

⚠️ Avoid Planting Near

CabbageRadish

Other Plants for Port Townsend

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Growing Grape Vine in Zone 8b

Grape Vine (Vitis vinifera) is a popular garden vegetable. In Port Townsend, Washington, which is in USDA Hardiness Zone 8b, you should direct sow seeds around Sunday, March 1, 2026.

Your average last frost date is Sunday, March 15, 2026. Grape Vine grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.