Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in San marcos, TX, based on the USDA Hardiness Zone 8b.
On this page:
San marcos, TX Frost Dates & Growing Season
Last Spring Frost Date for San marcos, TX
The average last frost date in spring for San marcos is March 18th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until April 1st 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 San marcos, TX
The average first frost date in fall for San marcos is November 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 San marcos, TX
Based on historical frost data, the estimated growing season length in San marcos is approximately 252 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.
San marcos, TX Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
San marcos, TX Monthly Planting Recommendations
January
In January, recommended activities include starting Artichoke seeds indoors (from January 7th to January 21st), starting French Lavender seeds indoors (from January 7th to January 21st), and starting Impatiens seeds indoors (from January 7th to January 21st).
February
In February, recommended activities include starting Luffa seeds indoors (from February 4th to February 18th), direct sowing Flax (from February 18th to March 4th), and direct sowing Sorrel (from February 18th to March 4th).
March
In March, recommended activities include direct sowing Fenugreek (from March 18th to April 1st), direct sowing Milk Thistle (from March 4th to March 18th), and direct sowing Alyssum (from March 4th to March 18th).
April
In April, recommended activities include direct sowing Lima Bean (from April 1st to April 15th), direct sowing Corn (from April 1st to April 8th), and direct sowing Okra (from April 1st to April 15th).