Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in South heart, ND, based on the USDA Hardiness Zone 4a.
On this page:
South heart, ND Frost Dates & Growing Season
Last Spring Frost Date for South heart, ND
The average last frost date in spring for South heart is May 25th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until June 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 South heart, ND
The average first frost date in fall for South heart 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 South heart, ND
Based on historical frost data, the estimated growing season length in South heart is approximately 123 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.
South heart, ND Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
South heart, ND Monthly Planting Recommendations
March
In March, recommended activities include starting Black Eyed Susan seeds indoors (from March 30th to April 13th), starting Oregano seeds indoors (from March 30th to April 13th), and starting Tomato seeds indoors (from March 30th to April 13th).
April
In April, recommended activities include direct sowing Chives (from April 27th to May 11th), direct sowing Alfalfa (from April 27th to May 11th), and starting Brussel Sprout seeds indoors (from April 13th to April 27th).
May
In May, recommended activities include direct sowing Beet (from May 11th to May 25th), direct sowing Milk Thistle (from May 11th to May 25th), and direct sowing Cilantro (from May 11th to June 8th).
June
In June, recommended activities include direct sowing Pumpkin (from June 1st to June 15th), direct sowing Sesame (from June 8th to June 22nd), and direct sowing Okra (from June 8th to June 22nd).