Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Hazelwood, MO, based on the USDA Hardiness Zone 7a.
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Hazelwood, MO Frost Dates & Growing Season
Last Spring Frost Date for Hazelwood, MO
The average last frost date in spring for Hazelwood is April 11th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until April 25th 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 Hazelwood, MO
The average first frost date in fall for Hazelwood is October 20th. 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 Hazelwood, MO
Based on historical frost data, the estimated growing season length in Hazelwood is approximately 192 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.
Hazelwood, MO Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Hazelwood, MO Monthly Planting Recommendations
January
In January, recommended activities include starting Celery seeds indoors (from January 31st to February 14th), starting Rosemary seeds indoors (from January 31st to February 14th), and starting Petunia seeds indoors (from January 31st to February 14th).
February
In February, recommended activities include starting Brussel Sprout seeds indoors (from February 28th to March 14th), starting Coleus seeds indoors (from February 14th to February 28th), and starting Luffa seeds indoors (from February 28th to March 14th).
March
In March, recommended activities include direct sowing California Poppy (from March 14th to March 28th), direct sowing Sweet Pea (from March 14th to March 28th), and direct sowing Swiss Chard (from March 28th to April 11th).
April
In April, recommended activities include direct sowing Runner Bean (from April 18th to May 2nd), direct sowing Corn (from April 25th to May 2nd), and direct sowing Chia (from April 25th to May 9th).