Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Plum city, WI, based on the USDA Hardiness Zone 4b.
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Plum city, WI Frost Dates & Growing Season
Last Spring Frost Date for Plum city, WI
The average last frost date in spring for Plum city is May 20th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until June 3rd 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 Plum city, WI
The average first frost date in fall for Plum city 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 Plum city, WI
Based on historical frost data, the estimated growing season length in Plum city is approximately 128 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.
Plum city, WI Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Plum city, WI Monthly Planting Recommendations
March
In March, recommended activities include starting Geranium seeds indoors (from March 11th to March 25th), starting Broccoli seeds indoors (from March 25th to April 8th), and starting Leek seeds indoors (from March 11th to March 25th).
April
In April, recommended activities include direct sowing Sorrel (from April 22nd to May 6th), direct sowing Radish (from April 22nd to May 6th), and direct sowing Garden Cress (from April 22nd to May 6th).
May
In May, recommended activities include direct sowing Nasturtium (from May 27th to June 3rd), direct sowing Lentil (from May 6th to May 20th), and direct sowing Milk Thistle (from May 6th to May 20th).
June
In June, recommended activities include direct sowing Butterfly Pea (from June 3rd to June 17th), direct sowing Corn (from June 3rd to June 10th), and direct sowing Chia (from June 3rd to June 17th).