Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Jackson, CA, based on the USDA Hardiness Zone 9b.
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Jackson, CA Frost Dates & Growing Season
Last Spring Frost Date for Jackson, CA
The average last frost date in spring for Jackson is March 20th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until April 3rd 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 Jackson, CA
The average first frost date in fall for Jackson 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 Jackson, CA
Based on historical frost data, the estimated growing season length in Jackson is approximately 245 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.
Jackson, CA Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Jackson, CA Monthly Planting Recommendations
January
In January, recommended activities include starting Rosemary seeds indoors (from January 9th to January 23rd), starting Cauliflower seeds indoors (from January 23rd to February 6th), and starting Pansy seeds indoors (from January 9th to January 23rd).
February
In February, recommended activities include direct sowing Bok Choy (from February 20th to March 6th), direct sowing Pea (from February 6th to February 20th), and direct sowing Sorrel (from February 20th to March 6th).
March
In March, recommended activities include direct sowing Cucumber (from March 27th to April 10th), direct sowing Moss Rose (from March 27th to April 10th), and direct sowing Nasturtium (from March 27th to April 3rd).
April
In April, recommended activities include direct sowing Sesame (from April 3rd to April 17th), direct sowing Butterfly Pea (from April 3rd to April 17th), and direct sowing Jute (from April 3rd to April 17th).