Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Sister bay, WI, based on the USDA Hardiness Zone 5b.
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Sister bay, WI Frost Dates & Growing Season
Last Spring Frost Date for Sister bay, WI
The average last frost date in spring for Sister bay is May 18th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until June 1st 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 Sister bay, WI
The average first frost date in fall for Sister bay is October 15th. 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 Sister bay, WI
Based on historical frost data, the estimated growing season length in Sister bay is approximately 150 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.
Sister bay, WI Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Sister bay, WI Monthly Planting Recommendations
March
In March, recommended activities include starting Tomato seeds indoors (from March 23rd to April 6th), starting Coleus seeds indoors (from March 23rd to April 6th), and starting Lavender seeds indoors (from March 9th to March 23rd).
April
In April, recommended activities include direct sowing Watercress (from April 20th to May 4th), direct sowing Garden Cress (from April 20th to May 4th), and direct sowing Spinach (from April 6th to April 20th).
May
In May, recommended activities include direct sowing Swiss Chard (from May 4th to May 18th), direct sowing Cucumber (from May 25th to June 8th), and direct sowing Beet (from May 4th to May 18th).
June
In June, recommended activities include direct sowing Black Bean (from June 1st to June 15th), direct sowing Mung Bean (from June 1st to June 15th), and direct sowing Okra (from June 1st to June 15th).