📍 Circle, AK · Zone 1a · Last frost Monday, June 15, 2026
✏️ ChangeWhen to Plant Dill in Circle, Alaska (99733)
Location
Circle, Alaska
ZIP Code
99733
USDA Zone
1a
Last Frost
Monday, June 15, 2026
📅 Your 2026 Planting Dates
Direct Sow Outdoors
Monday, May 18, 2026
Based on last frost Monday, June 15, 2026 · Zone 1a
Pro tip: Sow Dill directly outdoors 4 weeks before your last frost date.
🌿 Plant Details
☀️ Growing Requirements
☀️
Sun
Full Sun (6-8 hours)
💧
Water
Moderate
↔️
Spacing
12" apart
🌱
Planting Depth
0.25" deep
Seeds typically germinate in 7-14 days
Ready to Plant Dill in Circle?
Get your seeds now so they're ready by Monday, May 18, 2026.
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🤝 Good Companions
⚠️ Avoid Planting Near
Full Companion Planting Guide for Dill
See which plants help Dill thrive, which to keep away, and raised bed layout tips →
🛠️ Supplies You'll Need
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Common Dill Varieties
Popular cultivars to look for at your local nursery or seed supplier.
Mammoth
Tall, vigorous dill growing to 5 feet; maximum seed production for pickling.
Fernleaf
Compact dwarf variety ideal for containers and small gardens; slow to bolt.
Bouquet
Most popular all-purpose variety with abundant seeds and tender leaves for fresh use.
Dukat
Scandinavian variety with extra-dark foliage and superior leaf flavor; slower bolting.
🌾 Seed Saving Guide
🟢 EasyWhen to Harvest Seed
Allow seed heads to fully mature and turn brown. Harvest before they shatter.
Processing
Cut entire seed head into a paper bag, allow to dry, shake out seeds.
Seed Viability
Up to 3 years when stored cool, dark, and dry.
Pro Tip
Dill cross-pollinates with fennel — keep at least 150 feet apart or sacrifice one species for seed purity.
Raised Bed Planting Guides
A 4×8 bed fits 32 plants of Dill. See plant counts, spacing grids, and companion pairings for every bed size →
Frequently Asked Questions
When should I plant Dill in Circle, Alaska? +
In Circle (Zone 1a), direct sow Dill outdoors around Monday, May 18, 2026.
What is the last frost date for Circle, Alaska? +
The average last spring frost date for Circle, Alaska (ZIP 99733) is around Monday, June 15, 2026. This is based on NOAA climate normals for USDA Zone 1a.
How long does Dill take to grow? +
Dill typically matures in about 40 days from direct sowing. In Circle, that means you can expect harvest around Monday, May 18, 2026 plus 40 days.
Should I start Dill indoors or direct sow in Alaska? +
Dill does best when direct sown outdoors. In Circle, sow directly around Monday, May 18, 2026.
Other Plants for Circle
Growing Dill in Zone 1a
Dill (Anethum graveolens) is a popular garden vegetable. In Circle, Alaska, which is in USDA Hardiness Zone 1a, you should direct sow seeds around Monday, May 18, 2026.
Your average last frost date is Monday, June 15, 2026. Dill grows well when direct sown, as it doesn't transplant well or germinates quickly outdoors.