When to Plant Petunia in Allakaket, Alaska (99720)

Location

Allakaket, Alaska

ZIP Code

99720

USDA Zone

Last Frost

Monday, June 15, 2026

📅 Planting Calendar

Start Seeds Indoors Monday, April 6, 2026

Transplant Outdoors Monday, June 29, 2026

Pro Tip: Start Petunia seeds indoors 10 weeks before your last frost date, then transplant outdoors around Monday, June 29, 2026.

🌿 Plant Details

Scientific Name Petunia × hybrida

Days to Maturity 75 days

Mature Height 6-18"

Spread 18"

Type Annual

☀️ Growing Requirements

☀️

Sun

Full Sun (6-8 hours)

💧

Water

Moderate (1 inch/week)

↔️

Spacing

12" apart

🌱

Planting Depth

0.13" deep

Seeds typically germinate in 7-14 days

Ready to Plant Petunia in Allakaket?

Get your seeds now so they're ready by Monday, April 6, 2026.

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🤝 Good Companions

TomatoBasilMarigold

⚠️ Avoid Planting Near

Fennel

Other Plants for Allakaket

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Growing Petunia in Zone 1a

Petunia (Petunia × hybrida) is a popular garden vegetable. In Allakaket, Alaska, which is in USDA Hardiness Zone 1a, you should start seeds indoors around Monday, April 6, 2026.

Your average last frost date is Monday, June 15, 2026. Plan to transplant your Petunia seedlings outdoors around Monday, June 29, 2026, about 2 weeks after your last frost date.