FrostCal

When to Plant Parsley in Pennsylvania

In a typical Pennsylvania location, start seeds indoors Feb 23 – Mar 9, then transplant outdoors Apr 6 – Apr 13. Across the state, the outdoor planting window starts as early as Mar 16 in Philadelphia and as late as May 1 in Hermitage.

Method Start indoors, then transplant
Days to maturity 70–90 days

Slow to germinate; start indoors 6-8 weeks before last frost, transplant 1-2 weeks before last frost (biennial, cold-tolerant).

Parsley Planting Dates by City

CityStart indoorsTransplant
PhiladelphiaFeb 2 – Feb 16Mar 16 – Mar 23
PittsburghFeb 27 – Mar 13Apr 10 – Apr 17
AllentownFeb 23 – Mar 9Apr 6 – Apr 13
ErieMar 1 – Mar 15Apr 12 – Apr 19
ReadingFeb 17 – Mar 3Mar 31 – Apr 7
ScrantonFeb 26 – Mar 12Apr 9 – Apr 16
BethlehemFeb 23 – Mar 9Apr 6 – Apr 13
BensalemFeb 24 – Mar 10Apr 7 – Apr 14
LancasterFeb 22 – Mar 8Apr 5 – Apr 12
AbingtonFeb 14 – Feb 28Mar 28 – Apr 4
LevittownFeb 24 – Mar 10Apr 7 – Apr 14
HavertownFeb 2 – Feb 16Mar 16 – Mar 23
HarrisburgFeb 18 – Mar 4Apr 1 – Apr 8
AltoonaFeb 28 – Mar 14Apr 11 – Apr 18
YorkMar 1 – Mar 15Apr 12 – Apr 19
State CollegeFeb 23 – Mar 9Apr 6 – Apr 13
Wilkes-BarreFeb 26 – Mar 12Apr 9 – Apr 16
NorristownFeb 11 – Feb 25Mar 25 – Apr 1
ChesterFeb 2 – Feb 16Mar 16 – Mar 23
Mount LebanonFeb 21 – Mar 7Apr 4 – Apr 11
Bethel ParkFeb 21 – Mar 7Apr 4 – Apr 11
WayneFeb 11 – Feb 25Mar 25 – Apr 1
RadnorFeb 11 – Feb 25Mar 25 – Apr 1
WilliamsportFeb 28 – Mar 14Apr 11 – Apr 18
MonroevilleFeb 25 – Mar 11Apr 8 – Apr 15
Cranberry TownshipFeb 11 – Feb 25Mar 25 – Apr 1
Drexel HillFeb 5 – Feb 19Mar 19 – Mar 26
PlumFeb 19 – Mar 5Apr 2 – Apr 9
Back MountainFeb 26 – Mar 12Apr 9 – Apr 16
EastonFeb 21 – Mar 7Apr 4 – Apr 11

Showing the 30 most populous of 121 Pennsylvania cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Pennsylvania cities.

Frequently Asked Questions

When should I plant parsley in Pennsylvania?

In a typical Pennsylvania location, start seeds indoors Feb 23 – Mar 9, then transplant outdoors Apr 6 – Apr 13. Across the state, the outdoor planting window starts as early as Mar 16 in Philadelphia and as late as May 1 in Hermitage.

When is the last frost in Pennsylvania?

The average last spring frost in Pennsylvania ranges from March 30 in Philadelphia to May 15 in Hermitage, based on NOAA 1991–2020 climate normals.

How long do parsley take to grow?

Parsley typically take 70–90 days from planting to harvest. Slow to germinate; start indoors 6-8 weeks before last frost, transplant 1-2 weeks before last frost (biennial, cold-tolerant).

Other Crops in Pennsylvania

When to plant parsley in other states

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