When to plant turnips in Oregon

Turnips
Sow outdoors in Portland
Jan 28–Feb 11

Across Oregon the window opens between January 14 and May 12. Find your city below; the dates follow each town's own average last frost.

Sow outdoors, Portland
Jan 28–Feb 11
Fall planting, Portland
Sep 22–Oct 6
Last frost, Portland
Feb 25

Sow outdoors 2–4 weeks before the last frost; sow again for fall 8–10 weeks before the first frost. Fall turnips are sweeter. Pull them at 2–3 inches across.

Turnips planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
PortlandJan 28–Feb 11
SalemMar 6–Mar 20
EugeneMar 14–Mar 28
GreshamFeb 16–Mar 2
HillsboroMar 19–Apr 2
BendMay 9–May 23
BeavertonMar 4–Mar 18
MedfordMar 11–Mar 25
CorvallisMar 20–Apr 3
SpringfieldMar 14–Mar 28
TigardMar 4–Mar 18
AlbanyMar 20–Apr 3
AlohaJan 14–Jan 28
Lake OswegoFeb 18–Mar 4
Grants PassMar 11–Mar 25
KeizerMar 6–Mar 20
RedmondMay 12–May 26
Oregon CityFeb 18–Mar 4
McMinnvilleMar 8–Mar 22
WoodburnFeb 16–Mar 2
BethanyJan 14–Jan 28
Happy ValleyFeb 18–Mar 4
TualatinMar 4–Mar 18
WilsonvilleFeb 18–Mar 4
Forest GroveMar 19–Apr 2
NewbergFeb 21–Mar 7
West LinnFeb 18–Mar 4
RoseburgFeb 23–Mar 9
HayesvilleMar 6–Mar 20
MilwaukieJan 28–Feb 11
All 34 cities
CitySow outdoorsFall plantingLast frost
PortlandJan 28 to Feb 11Sep 22 to Oct 6Feb 25
SalemMar 6 to Mar 20Aug 23 to Sep 6Apr 3
EugeneMar 14 to Mar 28Aug 14 to Aug 28Apr 11
GreshamFeb 16 to Mar 2Sep 11 to Sep 25Mar 16
HillsboroMar 19 to Apr 2Aug 14 to Aug 28Apr 16
BendMay 9 to May 23Jun 6
BeavertonMar 4 to Mar 18Aug 28 to Sep 11Apr 1
MedfordMar 11 to Mar 25Aug 20 to Sep 3Apr 8
CorvallisMar 20 to Apr 3Aug 19 to Sep 2Apr 17
SpringfieldMar 14 to Mar 28Aug 14 to Aug 28Apr 11
TigardMar 4 to Mar 18Aug 28 to Sep 11Apr 1
AlbanyMar 20 to Apr 3Aug 19 to Sep 2Apr 17
AlohaJan 14 to Jan 28Sep 26 to Oct 10Feb 11
Lake OswegoFeb 18 to Mar 4Sep 9 to Sep 23Mar 18
Grants PassMar 11 to Mar 25Aug 19 to Sep 2Apr 8
KeizerMar 6 to Mar 20Aug 23 to Sep 6Apr 3
RedmondMay 12 to May 26Jun 9
Oregon CityFeb 18 to Mar 4Sep 9 to Sep 23Mar 18
McMinnvilleMar 8 to Mar 22Aug 29 to Sep 12Apr 5
WoodburnFeb 16 to Mar 2Sep 5 to Sep 19Mar 16
BethanyJan 14 to Jan 28Sep 26 to Oct 10Feb 11
Happy ValleyFeb 18 to Mar 4Sep 9 to Sep 23Mar 18
TualatinMar 4 to Mar 18Aug 28 to Sep 11Apr 1
WilsonvilleFeb 18 to Mar 4Sep 4 to Sep 18Mar 18
Forest GroveMar 19 to Apr 2Aug 17 to Aug 31Apr 16
NewbergFeb 21 to Mar 7Sep 13 to Sep 27Mar 21
West LinnFeb 18 to Mar 4Sep 9 to Sep 23Mar 18
RoseburgFeb 23 to Mar 9Sep 9 to Sep 23Mar 23
HayesvilleMar 6 to Mar 20Aug 23 to Sep 6Apr 3
MilwaukieJan 28 to Feb 11Sep 22 to Oct 6Feb 25
Klamath FallsMay 12 to May 26Jun 9
AshlandApr 8 to Apr 22Jul 30 to Aug 13May 6
SherwoodFeb 21 to Mar 7Sep 13 to Sep 27Mar 21
LebanonFeb 14 to Feb 28Sep 9 to Sep 23Mar 14

Questions

When should I plant turnips in Oregon?

In Portland, sow outdoors from January 28 to February 11. Across Oregon the window opens between January 14 and May 12, depending on the local last frost.

How is this date worked out?

Sow outdoors 2–4 weeks before the last frost; sow again for fall 8–10 weeks before the first frost. Frost dates are NOAA 1991–2020 averages for the weather station nearest each city.

More for Oregon

Turnips in other states

Frost dates for every city in Oregon