Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Richgrove, CA, based on the USDA Hardiness Zone 9b.
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Richgrove, CA Frost Dates & Growing Season
Last Spring Frost Date for Richgrove, CA
The average last frost date in spring for Richgrove is February 20th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until March 6th 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 Richgrove, CA
The average first frost date in fall for Richgrove is November 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 Richgrove, CA
Based on historical frost data, the estimated growing season length in Richgrove is approximately 273 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.
Richgrove, CA Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Richgrove, CA Monthly Planting Recommendations
January
In January, recommended activities include direct sowing Potato (from January 23rd to February 6th), direct sowing Crimson Clover (from January 23rd to February 6th), and direct sowing Carrot (from January 30th to February 13th).
February
In February, recommended activities include direct sowing Babys Breath (from February 20th to March 6th), direct sowing Fennel (from February 6th to February 20th), and direct sowing Cantaloupe (from February 27th to March 13th).
March
In March, recommended activities include direct sowing Watermelon (from March 6th to March 20th), direct sowing Mung Bean (from March 6th to March 20th), and direct sowing Butterfly Pea (from March 6th to March 20th).
December
In December, recommended activities include starting French Lavender seeds indoors (from December 12th to December 26th), starting Onion seeds indoors (from December 12th to December 26th), and starting Begonia seeds indoors (from December 12th to December 26th).