Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Owasso, OK, based on the USDA Hardiness Zone 7b.
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Owasso, OK Frost Dates & Growing Season
Last Spring Frost Date for Owasso, OK
The average last frost date in spring for Owasso is April 4th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until April 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 Owasso, OK
The average first frost date in fall for Owasso is November 2nd. 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 Owasso, OK
Based on historical frost data, the estimated growing season length in Owasso is approximately 212 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.
Owasso, OK Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Owasso, OK Monthly Planting Recommendations
January
In January, recommended activities include starting Lavender seeds indoors (from January 24th to February 7th), starting Impatiens seeds indoors (from January 24th to February 7th), and starting Artichoke seeds indoors (from January 24th to February 7th).
February
In February, recommended activities include starting Sage seeds indoors (from February 21st to March 7th), starting Black Eyed Susan seeds indoors (from February 7th to February 21st), and starting Brussel Sprout seeds indoors (from February 21st to March 7th).
March
In March, recommended activities include direct sowing Milk Thistle (from March 21st to April 4th), direct sowing Fennel (from March 21st to April 4th), and direct sowing Lentil (from March 21st to April 4th).
April
In April, recommended activities include direct sowing Cucumber (from April 11th to April 25th), direct sowing Melon (from April 18th to May 2nd), and direct sowing Gladiolus (from April 4th to April 18th).