Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Denison, KS, based on the USDA Hardiness Zone 6a.
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Denison, KS Frost Dates & Growing Season
Last Spring Frost Date for Denison, KS
The average last frost date in spring for Denison is April 24th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until May 8th 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 Denison, KS
The average first frost date in fall for Denison 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 Denison, KS
Based on historical frost data, the estimated growing season length in Denison is approximately 174 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.
Denison, KS Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Denison, KS Monthly Planting Recommendations
February
In February, recommended activities include starting Stevia seeds indoors (from February 27th to March 13th), starting Black Eyed Susan seeds indoors (from February 27th to March 13th), and starting Statice seeds indoors (from February 27th to March 13th).
March
In March, recommended activities include direct sowing Crimson Clover (from March 27th to April 10th), direct sowing Garden Cress (from March 27th to April 10th), and starting Sage seeds indoors (from March 13th to March 27th).
April
In April, recommended activities include direct sowing Milk Thistle (from April 10th to April 24th), direct sowing Beet (from April 10th to April 24th), and direct sowing Babys Breath (from April 24th to May 8th).
May
In May, recommended activities include direct sowing Butternut Squash (from May 1st to May 15th), direct sowing Sesame (from May 8th to May 22nd), and direct sowing Morning Glory (from May 1st to May 15th).