Can You Grow Tomato in Idaho?
US · USDA Zone 6b · zones 3b, 4a, 4b, 5a, 5b, 6a, 6b
Tomatoes grow well here — plant after your last frost date and expect harvest within 60-85 days.
Plant zones
Idaho last frost
Idaho first frost
Days to harvest
When to plant Tomatoes in Idaho
Start indoors
Transplant
Harvest
Dates are approximate, based on Idaho'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.
Gardening in Idaho
Idaho has a semi-arid continental climate. Southern valleys are Zone 6-7 with hot dry summers; northern regions and mountains are colder. Excellent for root vegetables and cool crops.
Frequently asked questions
Can you grow Tomato in Idaho?
Tomatoes grow well here — plant after your last frost date and expect harvest within 60-85 days.
What zone is Idaho?
Idaho spans USDA Zone 6b (3b, 4a, 4b, 5a, 5b, 6a, 6b).
When do you plant Tomatoes in Idaho?
Plant Tomatoes around mid-March (start indoors Jan 31), harvest May 14 – Jun 8.