When to plant Cauliflower in Alaska

In spring, from Apr 10 – May 10 in Juneau to May 10 – June 15 in Wasilla.

In fall, from May 1 – July 1 in Anchorage to June 1 – July 25 in Juneau.

Dates are for setting out plants. USDA's earliest safe spring and latest safe fall planting dates, matched to each place's average frost dates.

Cauliflower planting dates by place in Alaska
PlaceSpringFall
AnchorageMay 10 – June 15May 1 – July 1
FairbanksMay 10 – June 15May 1 – July 1
JuneauApr 10 – May 10June 1 – July 25
WasillaMay 10 – June 15May 1 – July 1

Planting dates: USDA Home and Garden Bulletin No. 9 (1967), tables 4 and 5. Frost dates: NOAA U.S. Climate Normals 1991–2020. “—” means the place's frost date is outside the table. The full USDA table for cauliflower.