When to plant beets in Pennsylvania

Beets
Sow outdoors in Philadelphia
Mar 2–Apr 13

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

Sow outdoors, Philadelphia
Mar 2–Apr 13
Fall planting, Philadelphia
Sep 8–Sep 22
Last frost, Philadelphia
Mar 30

Sow outdoors from 4 weeks before to 2 weeks after the last frost; sow again for fall 8–10 weeks before the first frost. Each beet seed is a cluster that gives several seedlings. Thin them to 3 inches apart.

Beets planting dates by city

Start indoorsPlant outSow outdoorsFall plantingAverage last and first frost
JanFebMarAprMayJunJulAugSepOctNovDec
PhiladelphiaMar 2–Apr 13
PittsburghMar 21–May 2
AllentownMar 23–May 4
ReadingMar 17–Apr 28
ErieMar 29–May 10
BethlehemMar 23–May 4
ScrantonMar 26–May 7
LancasterMar 22–May 3
LevittownMar 24–May 5
HarrisburgMar 18–Apr 29
YorkMar 29–May 10
Wilkes-BarreMar 26–May 7
AltoonaMar 28–May 9
State CollegeMar 23–May 4
Penn HillsMar 19–Apr 30
NorristownMar 11–Apr 22
ChesterMar 2–Apr 13
Mount LebanonMar 21–May 2
Bethel ParkMar 21–May 2
EastonMar 21–May 2
HazletonApr 2–May 14
Drexel HillMar 5–Apr 16
MonroevilleMar 25–May 6
WilliamsportMar 28–May 9
LebanonMar 23–May 4
PlumMar 19–Apr 30
King of PrussiaMar 11–Apr 22
ChambersburgMar 21–May 2
PottstownMar 23–May 4
CarlisleMar 26–May 7
All 35 cities
CitySow outdoorsFall plantingLast frost
PhiladelphiaMar 2 to Apr 13Sep 8 to Sep 22Mar 30
PittsburghMar 21 to May 2Aug 19 to Sep 2Apr 18
AllentownMar 23 to May 4Aug 15 to Aug 29Apr 20
ReadingMar 17 to Apr 28Aug 20 to Sep 3Apr 14
ErieMar 29 to May 10Aug 26 to Sep 9Apr 26
BethlehemMar 23 to May 4Aug 15 to Aug 29Apr 20
ScrantonMar 26 to May 7Aug 11 to Aug 25Apr 23
LancasterMar 22 to May 3Aug 15 to Aug 29Apr 19
LevittownMar 24 to May 5Aug 16 to Aug 30Apr 21
HarrisburgMar 18 to Apr 29Aug 14 to Aug 28Apr 15
YorkMar 29 to May 10Aug 10 to Aug 24Apr 26
Wilkes-BarreMar 26 to May 7Aug 11 to Aug 25Apr 23
AltoonaMar 28 to May 9Aug 12 to Aug 26Apr 25
State CollegeMar 23 to May 4Aug 17 to Aug 31Apr 20
Penn HillsMar 19 to Apr 30Aug 23 to Sep 6Apr 16
NorristownMar 11 to Apr 22Aug 22 to Sep 5Apr 8
ChesterMar 2 to Apr 13Sep 7 to Sep 21Mar 30
Mount LebanonMar 21 to May 2Aug 19 to Sep 2Apr 18
Bethel ParkMar 21 to May 2Aug 19 to Sep 2Apr 18
EastonMar 21 to May 2Aug 16 to Aug 30Apr 18
HazletonApr 2 to May 14Aug 13 to Aug 27Apr 30
Drexel HillMar 5 to Apr 16Sep 1 to Sep 15Apr 2
MonroevilleMar 25 to May 6Aug 16 to Aug 30Apr 22
WilliamsportMar 28 to May 9Aug 15 to Aug 29Apr 25
LebanonMar 23 to May 4Aug 16 to Aug 30Apr 20
PlumMar 19 to Apr 30Aug 23 to Sep 6Apr 16
King of PrussiaMar 11 to Apr 22Aug 22 to Sep 5Apr 8
ChambersburgMar 21 to May 2Aug 16 to Aug 30Apr 18
PottstownMar 23 to May 4Aug 14 to Aug 28Apr 20
CarlisleMar 26 to May 7Aug 9 to Aug 23Apr 23
Allison ParkMar 19 to Apr 30Aug 23 to Sep 6Apr 16
New CastleApr 2 to May 14Aug 14 to Aug 28Apr 30
MurrysvilleMar 25 to May 6Aug 16 to Aug 30Apr 22
BaldwinMar 21 to May 2Aug 19 to Sep 2Apr 18
PhoenixvilleMar 21 to May 2Aug 18 to Sep 1Apr 18

Questions

When should I plant beets in Pennsylvania?

In Philadelphia, sow outdoors from March 2 to April 13. Across Pennsylvania the window opens between March 2 and April 2, depending on the local last frost.

How is this date worked out?

Sow outdoors from 4 weeks before to 2 weeks after 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 Pennsylvania

Beets in other states

Frost dates for every city in Pennsylvania