Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Westfield, WI, based on the USDA Hardiness Zone 5a.
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Westfield, WI Frost Dates & Growing Season
Last Spring Frost Date for Westfield, WI
The average last frost date in spring for Westfield is May 13th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until May 27th 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 Westfield, WI
The average first frost date in fall for Westfield 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 Westfield, WI
Based on historical frost data, the estimated growing season length in Westfield is approximately 135 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.
Westfield, WI Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Westfield, WI Monthly Planting Recommendations
March
In March, recommended activities include starting Impatiens seeds indoors (from March 4th to March 18th), starting Thyme seeds indoors (from March 18th to April 1st), and starting Pansy seeds indoors (from March 4th to March 18th).
April
In April, recommended activities include direct sowing Arugula (from April 15th to April 29th), direct sowing Mustard (from April 15th to April 29th), and direct sowing Dill (from April 29th to May 13th).
May
In May, recommended activities include direct sowing Nasturtium (from May 20th to May 27th), direct sowing Sesame (from May 27th to June 10th), and direct sowing Jute (from May 27th to June 10th).