FrostCal

When to Plant Parsley in Delaware

In a typical Delaware location, start seeds indoors Feb 10 – Feb 24, then transplant outdoors Mar 24 – Mar 31. Across the state, the outdoor planting window starts as early as Mar 16 in Claymont and as late as Apr 5 in Hockessin.

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
WilmingtonFeb 10 – Feb 24Mar 24 – Mar 31
DoverFeb 7 – Feb 21Mar 21 – Mar 28
NewarkFeb 10 – Feb 24Mar 24 – Mar 31
MiddletownFeb 10 – Feb 24Mar 24 – Mar 31
BearFeb 10 – Feb 24Mar 24 – Mar 31
BrooksideFeb 10 – Feb 24Mar 24 – Mar 31
GlasgowFeb 10 – Feb 24Mar 24 – Mar 31
HockessinFeb 22 – Mar 8Apr 5 – Apr 12
SmyrnaFeb 7 – Feb 21Mar 21 – Mar 28
Pike Creek ValleyFeb 10 – Feb 24Mar 24 – Mar 31
MilfordFeb 14 – Feb 28Mar 28 – Apr 4
ClaymontFeb 2 – Feb 16Mar 16 – Mar 23
North StarFeb 10 – Feb 24Mar 24 – Mar 31
Pike CreekFeb 10 – Feb 24Mar 24 – Mar 31
Wilmington ManorFeb 10 – Feb 24Mar 24 – Mar 31
SeafordFeb 14 – Feb 28Mar 28 – Apr 4
GeorgetownFeb 7 – Feb 21Mar 21 – Mar 28
ElsmereFeb 10 – Feb 24Mar 24 – Mar 31
EdgemoorFeb 10 – Feb 24Mar 24 – Mar 31
New CastleFeb 10 – Feb 24Mar 24 – Mar 31

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

Frequently Asked Questions

When should I plant parsley in Delaware?

In a typical Delaware location, start seeds indoors Feb 10 – Feb 24, then transplant outdoors Mar 24 – Mar 31. Across the state, the outdoor planting window starts as early as Mar 16 in Claymont and as late as Apr 5 in Hockessin.

When is the last frost in Delaware?

The average last spring frost in Delaware ranges from March 30 in Claymont to April 19 in Hockessin, 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 Delaware

When to plant parsley in other states

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