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Can You Grow Tomato in Wyoming?

US · USDA Zone 4b · zones 3a, 3b, 4a, 4b, 5a, 5b

Grows well here

Tomatoes grow well here — plant after your last frost date and expect harvest within 60-85 days.

Plant zones

4a–11b

Wyoming last frost

mid-April

Wyoming first frost

mid-October

Days to harvest

60–85 days

When to plant Tomatoes in Wyoming

Start indoors

Mar 3

Transplant

Apr 15

Harvest

Jun 14 – Jul 9

Dates are approximate, based on Wyoming's average frost dates. Your exact yard may vary by microclimate.

About Tomato

One of the most popular garden vegetables — thrives in warm weather and full sun with consistent moisture.

Start seeds indoors 6-8 weeks before last frost. Plant deeply — tomatoes root along buried stems. Water consistently to prevent blossom end rot.

Full tomato growing guide →

Gardening in Wyoming

Wyoming has a semi-arid mountain climate with cold winters and short summers. Most of the state is Zone 4-5; protected low-elevation areas may reach Zone 5b-6a. Focus on hardy crops.

See what grows well in Wyoming →

Frequently asked questions

Can you grow Tomato in Wyoming?

Tomatoes grow well here — plant after your last frost date and expect harvest within 60-85 days.

What zone is Wyoming?

Wyoming spans USDA Zone 4b (3a, 3b, 4a, 4b, 5a, 5b).

When do you plant Tomatoes in Wyoming?

Plant Tomatoes around mid-April (start indoors Mar 3), harvest Jun 14 – Jul 9.