Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Altus, OK, based on the USDA Hardiness Zone 7b.
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Altus, OK Frost Dates & Growing Season
Last Spring Frost Date for Altus, OK
The average last frost date in spring for Altus is April 2nd. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until April 16th 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 Altus, OK
The average first frost date in fall for Altus is November 5th. 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 Altus, OK
Based on historical frost data, the estimated growing season length in Altus is approximately 217 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.
Altus, OK Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Altus, OK Monthly Planting Recommendations
January
In January, recommended activities include starting Celery seeds indoors (from January 22nd to February 5th), starting Pansy seeds indoors (from January 22nd to February 5th), and starting French Lavender seeds indoors (from January 22nd to February 5th).
February
In February, recommended activities include starting Oregano seeds indoors (from February 5th to February 19th), starting Cauliflower seeds indoors (from February 5th to February 19th), and starting Brussel Sprout seeds indoors (from February 19th to March 5th).
March
In March, recommended activities include direct sowing Swiss Chard (from March 19th to April 2nd), direct sowing Dill (from March 19th to April 2nd), and direct sowing Parsley (from March 5th to March 19th).
April
In April, recommended activities include direct sowing Lima Bean (from April 16th to April 30th), direct sowing Sesame (from April 16th to April 30th), and direct sowing Cucumber (from April 9th to April 23rd).