When to plant cauliflower in Alaska

Cauliflower
Plant out in Anchorage
May 2–May 16

Across Alaska the window opens between April 19 and May 2. Find your city below; the dates follow each town's own average last frost.

Start indoors, Anchorage
Mar 7–Mar 21
Plant out, Anchorage
May 2–May 16
Last frost, Anchorage
May 16

Start seeds indoors 8–10 weeks before the last frost; plant out up to 2 weeks before the last frost; sow again for fall 10–12 weeks before the first frost. When heads reach the size of an egg, tie the leaves over them to keep them white.

Cauliflower planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
AnchorageMay 2–May 16
JuneauApr 19–May 3
FairbanksMay 2–May 16

Questions

When should I plant cauliflower in Alaska?

In Anchorage, plant out from May 2 to May 16. Across Alaska the window opens between April 19 and May 2, depending on the local last frost.

How is this date worked out?

Start seeds indoors 8–10 weeks before the last frost; plant out up to 2 weeks before the last frost; sow again for fall 10–12 weeks before the first frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Alaska

Cauliflower in other states

Frost dates for every city in Alaska