Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Platte, SD, based on the USDA Hardiness Zone 5a.
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Platte, SD Frost Dates & Growing Season
Last Spring Frost Date for Platte, SD
The average last frost date in spring for Platte is May 4th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until May 18th 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 Platte, SD
The average first frost date in fall for Platte is October 6th. 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 Platte, SD
Based on historical frost data, the estimated growing season length in Platte is approximately 155 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.
Platte, SD Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Platte, SD Monthly Planting Recommendations
February
In February, recommended activities include starting Onion seeds indoors (from February 23rd to March 9th), starting French Lavender seeds indoors (from February 23rd to March 9th), and starting Lavender seeds indoors (from February 23rd to March 9th).
March
In March, recommended activities include direct sowing Pea (from March 23rd to April 6th), starting Thyme seeds indoors (from March 9th to March 23rd), and starting Cauliflower seeds indoors (from March 9th to March 23rd).
April
In April, recommended activities include direct sowing Parsley (from April 6th to April 20th), starting Pumpkin seeds indoors (from April 13th to April 20th), and direct sowing Chives (from April 6th to April 20th).
May
In May, recommended activities include direct sowing Moss Rose (from May 11th to May 25th), direct sowing Lima Bean (from May 18th to June 1st), and direct sowing Cucumber (from May 11th to May 25th).