When to Plant Columbine in Fairbanks, Alaska (99708)

Location

Fairbanks, Alaska

ZIP Code

99708

USDA Zone

Last Frost

Monday, June 1, 2026

📅 Your 2026 Planting Dates

Start Seeds Indoors

Monday, April 6, 2026

Transplant Outdoors

Monday, June 15, 2026

Based on last frost Monday, June 1, 2026 · Zone 2a

Pro tip: Start Columbine seeds indoors 8 weeks before your last frost date, then transplant outdoors around Monday, June 15, 2026.

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🌿 Plant Details

Scientific Name Aquilegia vulgaris

Days to Maturity 365 days

Mature Height 18-36"

Spread 18"

☀️ Growing Requirements

☀️

Sun

Partial Shade to Full Sun

💧

Water

Moderate (1 inch/week)

↔️

Spacing

12" apart

🌱

Planting Depth

0.125" deep

Seeds typically germinate in 21-30 days

Ready to Plant Columbine in Fairbanks?

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

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🤝 Good Companions

FernHostasSpring Bulbs

🤝

Full Companion Planting Guide for Columbine

See which plants help Columbine thrive, which to keep away, and raised bed layout tips →

🛠️ Supplies You'll Need

🌱 Seed Starting Trays 🪴 Seed Starting Mix 💡 Grow Lights 🌡️ Heat Mat 🌍 Flower Garden Soil ✂️ Pruning Shears 🚿 Watering Can

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🌾 Seed Saving Guide

🟢 Easy

✅ Open-pollinated — seeds grow true to parent

When to Harvest Seed

Allow seed pods (follicles) to dry and turn brown on the plant. Harvest before they split.

Processing

Crack dry pods over a bowl to release tiny black seeds. Dry 1 week before storing.

Seed Viability

Up to 2 years when stored cool, dark, and dry.

Pro Tip

Columbines cross freely between varieties and species — saved seeds often produce beautiful new color combinations.

🪴

Raised Bed Planting Guides

A 4×8 bed fits 32 plants of Columbine. See plant counts, spacing grids, and companion pairings for every bed size →

Frequently Asked Questions

When should I plant Columbine in Fairbanks, Alaska? +

In Fairbanks (Zone 2a), start Columbine seeds indoors around Monday, April 6, 2026 and transplant outdoors around Monday, June 15, 2026.

What is the last frost date for Fairbanks, Alaska? +

The average last spring frost date for Fairbanks, Alaska (ZIP 99708) is around Monday, June 1, 2026. This is based on NOAA climate normals for USDA Zone 2a.

How long does Columbine take to grow? +

Columbine typically matures in about 365 days from transplanting. In Fairbanks, that means you can expect harvest around Monday, June 15, 2026 plus 365 days.

Should I start Columbine indoors or direct sow in Alaska? +

Columbine should be started indoors 8 weeks before your last frost date. In Fairbanks, that means starting around Monday, April 6, 2026.

📚 More Columbine Planting Guides

🗺️

Columbine in Alaska

Zone-by-zone breakdown · Full state guide

→ 🌡️

Zone 2a Columbine Guide

All cities in your zone · Avg dates

→

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Growing Columbine in Zone 2a

Columbine (Aquilegia vulgaris) is a popular garden vegetable. In Fairbanks, Alaska, which is in USDA Hardiness Zone 2a, you should start seeds indoors around Monday, April 6, 2026.

Your average last frost date is Monday, June 1, 2026. Plan to transplant your Columbine seedlings outdoors around Monday, June 15, 2026, about 2 weeks after your last frost date.