Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Hilton head island, SC, based on the USDA Hardiness Zone 9a.
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Hilton head island, SC Frost Dates & Growing Season
Last Spring Frost Date for Hilton head island, SC
The average last frost date in spring for Hilton head island is February 25th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until March 11th 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 Hilton head island, SC
The average first frost date in fall for Hilton head island is December 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 Hilton head island, SC
Based on historical frost data, the estimated growing season length in Hilton head island is approximately 283 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.
Hilton head island, SC Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Hilton head island, SC Monthly Planting Recommendations
January
In January, recommended activities include direct sowing Flax (from January 28th to February 11th), direct sowing Potato (from January 28th to February 11th), and direct sowing Chives (from January 28th to February 11th).
February
In February, recommended activities include direct sowing German Chamomile (from February 11th to February 25th), direct sowing Fennel (from February 11th to February 25th), and starting Pumpkin seeds indoors (from February 4th to February 11th).
March
In March, recommended activities include direct sowing Anise (from March 4th to March 11th), direct sowing Butterfly Pea (from March 11th to March 25th), and direct sowing Zinnia (from March 4th to March 18th).
December
In December, recommended activities include starting Petunia seeds indoors (from December 17th to December 31st), starting Pansy seeds indoors (from December 17th to December 31st), and starting Celery seeds indoors (from December 17th to December 31st).