FrostCal

When to Plant Parsley in Wyoming

In a typical Wyoming location, start seeds indoors Mar 22 – Apr 5, then transplant outdoors May 3 – May 10. Across the state, the outdoor planting window starts as early as Apr 20 in Worland and as late as May 29 in Evanston. 1 city in Wyoming is essentially frost-free and can plant on a year-round schedule.

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
CheyenneMar 19 – Apr 2Apr 30 – May 7
CasperMar 15 – Mar 29Apr 26 – May 3
GilletteMar 20 – Apr 3May 1 – May 8
LaramieApr 12 – Apr 26May 24 – May 31
Rock SpringsMar 29 – Apr 12May 10 – May 17
SheridanMar 26 – Apr 9May 7 – May 14
Green RiverMar 29 – Apr 12May 10 – May 17
EvanstonApr 17 – May 1May 29 – Jun 5
RivertonMar 17 – Mar 31Apr 28 – May 5
JacksonFrost-free: year-round planting
CodyMar 17 – Mar 31Apr 28 – May 5
RawlinsMar 22 – Apr 5May 3 – May 10
LanderMar 23 – Apr 6May 4 – May 11
TorringtonMar 16 – Mar 30Apr 27 – May 4
DouglasMar 24 – Apr 7May 5 – May 12
PowellMar 24 – Apr 7May 5 – May 12
RanchettesMar 17 – Mar 31Apr 28 – May 5
WorlandMar 9 – Mar 23Apr 20 – Apr 27
BuffaloMar 29 – Apr 12May 10 – May 17
South GreeleyMar 19 – Apr 2Apr 30 – May 7

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

Frequently Asked Questions

When should I plant parsley in Wyoming?

In a typical Wyoming location, start seeds indoors Mar 22 – Apr 5, then transplant outdoors May 3 – May 10. Across the state, the outdoor planting window starts as early as Apr 20 in Worland and as late as May 29 in Evanston. 1 city in Wyoming is essentially frost-free and can plant on a year-round schedule.

When is the last frost in Wyoming?

The average last spring frost in Wyoming ranges from May 4 in Worland to June 12 in Evanston, 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 Wyoming

When to plant parsley in other states

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