FrostCal

When to Plant Peppers in Wyoming

In a typical Wyoming location, start seeds indoors Mar 8 – Mar 22, then transplant outdoors May 24 – Jun 7. Across the state, the outdoor planting window starts as early as May 11 in Worland and as late as Jun 19 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 60–90 days

Slow to germinate; start indoors 8-10 weeks before last frost. Transplant only once nights stay above 55F, 1-3 weeks after last frost.

Peppers Planting Dates by City

CityStart indoorsTransplant
CheyenneMar 5 – Mar 19May 21 – Jun 4
CasperMar 1 – Mar 15May 17 – May 31
GilletteMar 6 – Mar 20May 22 – Jun 5
LaramieMar 29 – Apr 12Jun 14 – Jun 28
Rock SpringsMar 15 – Mar 29May 31 – Jun 14
SheridanMar 12 – Mar 26May 28 – Jun 11
Green RiverMar 15 – Mar 29May 31 – Jun 14
EvanstonApr 3 – Apr 17Jun 19 – Jul 3
RivertonMar 3 – Mar 17May 19 – Jun 2
JacksonFrost-free: year-round planting
CodyMar 3 – Mar 17May 19 – Jun 2
RawlinsMar 8 – Mar 22May 24 – Jun 7
LanderMar 9 – Mar 23May 25 – Jun 8
TorringtonMar 2 – Mar 16May 18 – Jun 1
DouglasMar 10 – Mar 24May 26 – Jun 9
PowellMar 10 – Mar 24May 26 – Jun 9
RanchettesMar 3 – Mar 17May 19 – Jun 2
WorlandFeb 23 – Mar 9May 11 – May 25
BuffaloMar 15 – Mar 29May 31 – Jun 14
South GreeleyMar 5 – Mar 19May 21 – Jun 4

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 peppers in Wyoming?

In a typical Wyoming location, start seeds indoors Mar 8 – Mar 22, then transplant outdoors May 24 – Jun 7. Across the state, the outdoor planting window starts as early as May 11 in Worland and as late as Jun 19 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 peppers take to grow?

Peppers typically take 60–90 days from planting to harvest. Slow to germinate; start indoors 8-10 weeks before last frost. Transplant only once nights stay above 55F, 1-3 weeks after last frost.

Other Crops in Wyoming

When to plant peppers in other states

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