Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Koosharem, UT, based on the USDA Hardiness Zone 5b.
On this page:
Koosharem, UT Frost Dates & Growing Season
Last Spring Frost Date for Koosharem, UT
The average last frost date in spring for Koosharem is June 28th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until July 12th before moving plants outdoors. Waiting these extra few weeks significantly reduces the risk of a late freeze damaging young transplants.
First Fall Frost Date for Koosharem, UT
The average first frost date in fall for Koosharem is September 1st. This date marks the approximate end of the growing season for tender plants. Gardeners should plan to harvest frost-sensitive vegetables or provide heavy protection (such as row covers) before this date to avoid crop loss.
Growing Season Length in Koosharem, UT
Based on historical frost data, the estimated growing season length in Koosharem is approximately 65 days. This duration determines which vegetable varieties have enough time to reach maturity before the winter cold sets in. Short-season varieties are recommended for crops that require a longer warm period.
Please note: These dates are climatological averages. Actual weather conditions vary by year. Always check the local 10-day forecast before planting.
Koosharem, UT Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Koosharem, UT Monthly Planting Recommendations
May
In May, recommended activities include direct sowing Arugula (from May 31st to June 14th), direct sowing Bok Choy (from May 31st to June 14th), and direct sowing Mustard (from May 31st to June 14th).
June
In June, recommended activities include direct sowing Cilantro (from June 14th to July 12th), direct sowing Dill (from June 14th to June 28th), and direct sowing Calendula (from June 14th to June 28th).
July
In July, recommended activities include direct sowing Cosmos (from July 5th to July 12th), direct sowing Cucumber (from July 5th to July 19th), and direct sowing Nasturtium (from July 5th to July 12th).