FrostCal

When to Plant Kale in Oregon

In a typical Oregon location, sow outdoors Mar 6 – Mar 20. Across the state, the outdoor planting window starts as early as Jan 14 in Beaverton and as late as May 12 in Altamont. For a fall crop, plant around Aug 28 – Sep 11.

Method Direct sow
Days to maturity 50–65 days

Cold-hardy; direct sow 2-4 weeks before last frost or start indoors for earlier transplants.

Kale Planting Dates by City

CityDirect sowFall planting
PortlandJan 28 – Feb 11Sep 22 – Oct 6
EugeneMar 14 – Mar 28Aug 14 – Aug 28
SalemMar 6 – Mar 20Aug 23 – Sep 6
GreshamFeb 16 – Mar 2Sep 11 – Sep 25
HillsboroMar 19 – Apr 2Aug 14 – Aug 28
BeavertonJan 14 – Jan 28Sep 26 – Oct 10
BendMay 9 – May 23Jul 12 – Jul 26
MedfordMar 11 – Mar 25Aug 20 – Sep 3
SpringfieldMar 14 – Mar 28Aug 14 – Aug 28
CorvallisMar 20 – Apr 3Aug 19 – Sep 2
AlbanyMar 20 – Apr 3Aug 19 – Sep 2
TigardMar 4 – Mar 18Aug 28 – Sep 11
AlohaJan 14 – Jan 28Sep 26 – Oct 10
Lake OswegoFeb 18 – Mar 4Sep 9 – Sep 23
KeizerMar 6 – Mar 20Aug 23 – Sep 6
Grants PassMar 11 – Mar 25Aug 19 – Sep 2
Oregon CityFeb 18 – Mar 4Sep 9 – Sep 23
McMinnvilleMar 8 – Mar 22Aug 29 – Sep 12
RedmondMay 12 – May 26Jul 6 – Jul 20
TualatinMar 4 – Mar 18Aug 28 – Sep 11
West LinnFeb 18 – Mar 4Sep 9 – Sep 23
WoodburnFeb 16 – Mar 2Sep 5 – Sep 19
Forest GroveMar 19 – Apr 2Aug 17 – Aug 31
NewbergFeb 21 – Mar 7Sep 13 – Sep 27
WilsonvilleFeb 18 – Mar 4Sep 4 – Sep 18
RoseburgFeb 23 – Mar 9Sep 9 – Sep 23
Klamath FallsMay 12 – May 26Jul 10 – Jul 24
AshlandApr 8 – Apr 22Jul 30 – Aug 13
MilwaukieJan 28 – Feb 11Sep 22 – Oct 6
BethanyMar 19 – Apr 2Aug 14 – Aug 28

Showing the 30 most populous of 68 Oregon cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Oregon cities.

Frequently Asked Questions

When should I plant kale in Oregon?

In a typical Oregon location, sow outdoors Mar 6 – Mar 20. Across the state, the outdoor planting window starts as early as Jan 14 in Beaverton and as late as May 12 in Altamont. For a fall crop, plant around Aug 28 – Sep 11.

When is the last frost in Oregon?

The average last spring frost in Oregon ranges from February 11 in Beaverton to June 9 in Altamont, based on NOAA 1991–2020 climate normals.

How long do kale take to grow?

Kale typically take 50–65 days from planting to harvest. Cold-hardy; direct sow 2-4 weeks before last frost or start indoors for earlier transplants.

Other Crops in Oregon

When to plant kale in other states

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