Question 1

When should I plant spinach in ZIP 55401?

Accepted Answer

In ZIP 55401, the main spinach target is around Apr 12, based on the representative Minneapolis frost station and USDA zone 5a.

Question 2

When should I start spinach seeds indoors in 55401?

Accepted Answer

Spinach is usually direct-sown for ZIP 55401. Use the Apr 12 planting window instead of starting it indoors.

Question 3

When is the last frost in Minneapolis?

Accepted Answer

Minneapolis (ZIP 55401) has an average last spring frost around May 10, based on the representative Minneapolis frost station.

Question 4

When is the first frost in Minneapolis?

Accepted Answer

Minneapolis (ZIP 55401) has an average first fall frost around Oct 1, leaving about 144 frost-free days.

Question 5

Is this a guaranteed planting date?

Accepted Answer

No. GrowZone uses frost-date estimates, hardiness zones, and crop timing rules for planning. Local microclimates and current weather can shift the right date.

Spinach is usually direct-sown around Apr 12

Spinach dates for Minneapolis, MN