Elfin Cove, AK frost dates
Last spring frostApr 26median date
First fall frostNov 1median date
Growing season189 daysfrost-free
Hardiness zone7aZone 7a
How Elfin Cove compares
- In 8 years out of 10, the last spring frost in Elfin Cove falls between April 8 and May 8, a 30-day window. The first fall frost falls between October 15 and November 18.
- The median last frost is 25 days earlier than the Alaska median of May 21.
- Its 189-day growing season is longer than 95% of the 165 Alaska places with a regular frost season (state median 124 days).
- The last frost is 10 days later than the zone 7a median of Apr 16. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 7a chart.
- The weather station records an average of 83 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | April 8 |
| 50% (median) | April 26 |
| 10% (safe for tender plants) | May 8 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | October 15 |
| 50% (median) | November 1 |
| 90% (late) | November 18 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Elfin Cove, AK
Elfin Cove, AK frost dates — last frost Apr 26, first frost Nov 1, zone 7a. whenisthelastfrost.com
Crop
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Start indoors: Feb 1 to Feb 15Transplant outside: Mar 29 to Apr 12
Start indoors: Feb 15 to Mar 1Transplant outside: May 10 to May 24
Start indoors: Feb 15 to Mar 1Transplant outside: May 10 to May 24
Start indoors: Mar 1 to Mar 15Transplant outside: May 3 to May 17
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 5 to Apr 19Sow outdoors: Mar 29 to May 3Plant for fall: Sep 6 to Oct 4
Start indoors: Mar 1 to Mar 15Transplant outside: Mar 29 to Apr 12Sow outdoors: Mar 29 to Apr 12Plant for fall: Aug 23 to Sep 13
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 12 to Apr 26Plant for fall: Jul 26 to Aug 16
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 5 to Apr 19Plant for fall: Jul 26 to Aug 16
Start indoors: Mar 1 to Mar 15Transplant outside: Apr 12 to Apr 26Plant for fall: Jul 26 to Aug 16
Start indoors: Mar 15 to Mar 29Transplant outside: May 17 to May 31Sow outdoors: May 17 to May 31
Start indoors: Mar 15 to Mar 29Transplant outside: May 3 to May 17
Sow outdoors: Mar 15 to Apr 5Plant for fall: Aug 9 to Aug 30
Sow outdoors: Mar 15 to Apr 5Plant for fall: Sep 6 to Sep 27
Sow outdoors: Mar 22 to May 3Plant for fall: Sep 20 to Oct 11
Start indoors: Mar 29 to Apr 5Transplant outside: May 10 to May 17Sow outdoors: May 3 to May 17Plant for fall: Aug 16 to Aug 30
Start indoors: Mar 29 to Apr 5Sow outdoors: May 3 to May 17Plant for fall: Aug 23 to Sep 6
Start indoors: Mar 29 to Apr 5Sow outdoors: May 3 to May 17
Start indoors: Mar 29 to Apr 5Transplant outside: May 10 to May 24
Sow outdoors: Apr 5 to May 3Plant for fall: Aug 9 to Aug 23
Sow outdoors: Apr 5 to May 3Plant for fall: Aug 23 to Sep 6
Sow outdoors: Apr 5 to Apr 26
Sow outdoors: Apr 12 to May 10Plant for fall: Aug 23 to Sep 6
Sow outdoors: Apr 12 to May 3Plant for fall: Sep 6 to Sep 27
Sow outdoors: May 3 to May 24Plant for fall: Aug 16 to Aug 30
Sow outdoors: May 3 to May 17
Transplant outside: May 10 to May 31
Plant for fall: Oct 18 to Nov 22
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Elfin Cove, AK
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Feb 1 – Feb 15 | Mar 29 – Apr 12 | — | — |
| Peppers | Feb 15 – Mar 1 | May 10 – May 24 | — | — |
| Eggplant | Feb 15 – Mar 1 | May 10 – May 24 | — | — |
| Tomatoes | Mar 1 – Mar 15 | May 3 – May 17 | — | — |
| Lettuce | Mar 1 – Mar 15 | Apr 5 – Apr 19 | Mar 29 – May 3 | Sep 6 – Oct 4 |
| Kale | Mar 1 – Mar 15 | Mar 29 – Apr 12 | Mar 29 – Apr 12 | Aug 23 – Sep 13 |
| Broccoli | Mar 1 – Mar 15 | Apr 12 – Apr 26 | — | Jul 26 – Aug 16 |
| Cabbage | Mar 1 – Mar 15 | Apr 5 – Apr 19 | — | Jul 26 – Aug 16 |
| Cauliflower | Mar 1 – Mar 15 | Apr 12 – Apr 26 | — | Jul 26 – Aug 16 |
| Okra | Mar 15 – Mar 29 | May 17 – May 31 | May 17 – May 31 | — |
| Basil | Mar 15 – Mar 29 | May 3 – May 17 | — | — |
| Peas | — | — | Mar 15 – Apr 5 | Aug 9 – Aug 30 |
| Spinach | — | — | Mar 15 – Apr 5 | Sep 6 – Sep 27 |
| Radishes | — | — | Mar 22 – May 3 | Sep 20 – Oct 11 |
| Cucumbers | Mar 29 – Apr 5 | May 10 – May 17 | May 3 – May 17 | Aug 16 – Aug 30 |
| Zucchini & Summer Squash | Mar 29 – Apr 5 | — | May 3 – May 17 | Aug 23 – Sep 6 |
| Winter Squash & Pumpkins | Mar 29 – Apr 5 | — | May 3 – May 17 | — |
| Melons & Watermelon | Mar 29 – Apr 5 | May 10 – May 24 | — | — |
| Carrots | — | — | Apr 5 – May 3 | Aug 9 – Aug 23 |
| Beets | — | — | Apr 5 – May 3 | Aug 23 – Sep 6 |
| Potatoes | — | — | Apr 5 – Apr 26 | — |
| Swiss Chard | — | — | Apr 12 – May 10 | Aug 23 – Sep 6 |
| Cilantro | — | — | Apr 12 – May 3 | Sep 6 – Sep 27 |
| Green Beans | — | — | May 3 – May 24 | Aug 16 – Aug 30 |
| Sweet Corn | — | — | May 3 – May 17 | — |
| Sweet Potatoes | — | May 10 – May 31 | — | — |
| Garlic | — | — | — | Oct 18 – Nov 22 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Elfin Cove, AK weather station, about 1 km away (elevation 20 ft (6 m)).
Frost dates near Elfin Cove
- Pelican May 4 · Oct 19
- Gustavus May 30 · Sep 16
- Hoonah May 9 · Oct 4
- Tenakee Springs May 9 · Oct 4
- Auke Bay Apr 29 · Oct 20
- Juneau Apr 20 · Oct 22
- Douglas Apr 20 · Oct 22
- Haines Apr 25 · Oct 12
- Angoon Apr 29 · Oct 25
- Sitka May 3 · Oct 18
Frequently asked questions
When is the last frost in Elfin Cove, AK?
The median last spring frost in Elfin Cove, AK is April 26. There is still about a 10% chance of frost after May 8, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Elfin Cove, AK?
The median first fall frost is November 1, with about a 10% chance of frost before October 15.
How long is the growing season in Elfin Cove, AK?
About 189 days between the median last spring frost and first fall frost.
What planting zone is Elfin Cove, AK?
Elfin Cove, AK is in USDA hardiness zone 7a.