FrostCal

When to Plant Arugula in Wisconsin

In a typical Wisconsin location, sow outdoors Apr 2 – Apr 16. Across the state, the outdoor planting window starts as early as Mar 22 in Kenosha and as late as Apr 13 in Merrill. For a fall crop, plant around Sep 1 – Sep 8.

Method Direct sow
Days to maturity 30–40 days

Fast-growing, cold-tolerant green; direct sow 2-4 weeks before last frost, succession sow every 2-3 weeks.

Arugula Planting Dates by City

CityDirect sowFall planting
MilwaukeeMar 29 – Apr 12Sep 10 – Sep 17
MadisonApr 3 – Apr 17Aug 28 – Sep 4
Green BayApr 9 – Apr 23Aug 28 – Sep 4
KenoshaMar 22 – Apr 5Sep 14 – Sep 21
RacineMar 23 – Apr 6Sep 12 – Sep 19
AppletonApr 6 – Apr 20Aug 25 – Sep 1
WaukeshaApr 3 – Apr 17Sep 1 – Sep 8
Eau ClaireMar 27 – Apr 10Sep 2 – Sep 9
OshkoshMar 27 – Apr 10Sep 8 – Sep 15
JanesvilleMar 29 – Apr 12Sep 3 – Sep 10
West AllisMar 29 – Apr 12Sep 10 – Sep 17
La CrosseMar 30 – Apr 13Sep 1 – Sep 8
North La CrosseMar 26 – Apr 9Sep 5 – Sep 12
SheboyganMar 28 – Apr 11Sep 11 – Sep 18
WauwatosaMar 29 – Apr 12Sep 6 – Sep 13
Fond du LacMar 30 – Apr 13Sep 7 – Sep 14
New BerlinApr 5 – Apr 19Sep 2 – Sep 9
WausauApr 8 – Apr 22Aug 23 – Aug 30
BrookfieldApr 2 – Apr 16Sep 2 – Sep 9
GreenfieldApr 5 – Apr 19Sep 2 – Sep 9
BeloitApr 3 – Apr 17Aug 31 – Sep 7
FranklinApr 5 – Apr 19Sep 2 – Sep 9
Menomonee FallsApr 8 – Apr 22Aug 27 – Sep 3
Oak CreekMar 25 – Apr 8Sep 14 – Sep 21
ManitowocApr 2 – Apr 16Sep 8 – Sep 15
Sun PrairieApr 3 – Apr 17Aug 29 – Sep 5
West BendApr 3 – Apr 17Aug 31 – Sep 7
FitchburgApr 3 – Apr 17Aug 28 – Sep 4
Stevens PointApr 6 – Apr 20Aug 26 – Sep 2
SuperiorApr 8 – Apr 22Aug 28 – Sep 4

Showing the 30 most populous of 96 Wisconsin cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Wisconsin cities.

Frequently Asked Questions

When should I plant arugula in Wisconsin?

In a typical Wisconsin location, sow outdoors Apr 2 – Apr 16. Across the state, the outdoor planting window starts as early as Mar 22 in Kenosha and as late as Apr 13 in Merrill. For a fall crop, plant around Sep 1 – Sep 8.

When is the last frost in Wisconsin?

The average last spring frost in Wisconsin ranges from April 19 in Kenosha to May 11 in Merrill, based on NOAA 1991–2020 climate normals.

How long do arugula take to grow?

Arugula typically take 30–40 days from planting to harvest. Fast-growing, cold-tolerant green; direct sow 2-4 weeks before last frost, succession sow every 2-3 weeks.

Other Crops in Wisconsin

When to plant arugula in other states

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