Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Guernsey, WY, based on the USDA Hardiness Zone 5a.
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Guernsey, WY Frost Dates & Growing Season
Last Spring Frost Date for Guernsey, WY
The average last frost date in spring for Guernsey is May 21st. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until June 4th 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 Guernsey, WY
The average first frost date in fall for Guernsey is September 25th. 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 Guernsey, WY
Based on historical frost data, the estimated growing season length in Guernsey is approximately 127 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.
Guernsey, WY Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Guernsey, WY Monthly Planting Recommendations
March
In March, recommended activities include starting Celery seeds indoors (from March 12th to March 26th), starting Leek seeds indoors (from March 12th to March 26th), and starting Lavender seeds indoors (from March 12th to March 26th).
April
In April, recommended activities include direct sowing Chives (from April 23rd to May 7th), direct sowing Radish (from April 23rd to May 7th), and direct sowing Alfalfa (from April 23rd to May 7th).
May
In May, recommended activities include direct sowing Calendula (from May 7th to May 21st), direct sowing Anise (from May 28th to June 4th), and direct sowing Beet (from May 7th to May 21st).
June
In June, recommended activities include direct sowing Chia (from June 4th to June 18th), direct sowing Corn (from June 4th to June 11th), and direct sowing Watermelon (from June 4th to June 18th).