FrostCal

When to Plant Cauliflower in Alaska

In a typical Alaska location, start seeds indoors Mar 28 – Apr 11, then transplant outdoors May 2 – May 9. Across the state, the outdoor planting window starts as early as Mar 21 in Ketchikan and as late as May 28 in Kalifornsky. For a fall crop, plant around Jul 15 – Jul 22.

Method Start indoors, then transplant
Days to maturity 55–85 days

Fussier than broccoli about temperature swings; start indoors 5-7 weeks before last frost, transplant 1-2 weeks before last frost.

Cauliflower Planting Dates by City

CityStart indoorsTransplantFall planting
AnchorageMar 13 – Mar 27Apr 17 – Apr 24Jul 21 – Jul 28
FairbanksMar 28 – Apr 11May 2 – May 9Jun 28 – Jul 5
JuneauMar 2 – Mar 16Apr 6 – Apr 13Aug 13 – Aug 20
Eagle RiverMar 21 – Apr 4Apr 25 – May 2Jul 18 – Jul 25
BadgerApr 3 – Apr 17May 8 – May 15Jun 24 – Jul 1
Knik-FairviewMar 30 – Apr 13May 4 – May 11Jul 12 – Jul 19
CollegeMar 30 – Apr 13May 4 – May 11Jun 28 – Jul 5
WasillaMar 28 – Apr 11May 2 – May 9Jul 15 – Jul 22
SitkaMar 15 – Mar 29Apr 19 – Apr 26Aug 9 – Aug 16
LakesMar 28 – Apr 11May 2 – May 9Jul 15 – Jul 22
KetchikanFeb 14 – Feb 28Mar 21 – Mar 28Aug 31 – Sep 7
TanainaMar 28 – Apr 11May 2 – May 9Jul 15 – Jul 22
KalifornskyApr 23 – May 7May 28 – Jun 4Jun 23 – Jun 30
KenaiApr 5 – Apr 19May 10 – May 17Jul 4 – Jul 11
Meadow LakesMar 28 – Apr 11May 2 – May 9Jul 15 – Jul 22
PalmerMar 18 – Apr 1Apr 22 – Apr 29Jul 17 – Jul 24
Elmendorf Air Force BaseMar 21 – Apr 4Apr 25 – May 2Jul 18 – Jul 25
BethelApr 2 – Apr 16May 7 – May 14Jul 14 – Jul 21
KodiakMar 11 – Mar 25Apr 15 – Apr 22Aug 5 – Aug 12
SterlingApr 1 – Apr 15May 6 – May 13Jul 13 – Jul 20

Showing the 20 most populous of 20 Alaska cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Alaska cities.

Frequently Asked Questions

When should I plant cauliflower in Alaska?

In a typical Alaska location, start seeds indoors Mar 28 – Apr 11, then transplant outdoors May 2 – May 9. Across the state, the outdoor planting window starts as early as Mar 21 in Ketchikan and as late as May 28 in Kalifornsky. For a fall crop, plant around Jul 15 – Jul 22.

When is the last frost in Alaska?

The average last spring frost in Alaska ranges from April 4 in Ketchikan to June 11 in Kalifornsky, based on NOAA 1991–2020 climate normals.

How long do cauliflower take to grow?

Cauliflower typically take 55–85 days from planting to harvest. Fussier than broccoli about temperature swings; start indoors 5-7 weeks before last frost, transplant 1-2 weeks before last frost.

Other Crops in Alaska

When to plant cauliflower in other states

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