Use this planting calendar to find the best times of the year to grow fruits, vegetables, herbs, flowers, and other popular plants in Granite hills, CA, based on the USDA Hardiness Zone 9b.
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Granite hills, CA Frost Dates & Growing Season
Last Spring Frost Date for Granite hills, CA
The average last frost date in spring for Granite hills is March 25th. For gardeners planting sensitive crops like tomatoes, peppers, and basil, it is generally recommended to wait until April 8th 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 Granite hills, CA
The average first frost date in fall for Granite hills is December 10th. 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 Granite hills, CA
Based on historical frost data, the estimated growing season length in Granite hills is approximately 260 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.
Granite hills, CA Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting your plants.
Granite hills, CA Monthly Planting Recommendations
January
In January, recommended activities include starting Tomatillo seeds indoors (from January 28th to February 11th), starting Pansy seeds indoors (from January 14th to January 28th), and starting Artichoke seeds indoors (from January 14th to January 28th).
February
In February, recommended activities include direct sowing Watercress (from February 25th to March 11th), starting Luffa seeds indoors (from February 11th to February 25th), and starting Cantaloupe seeds indoors (from February 25th to March 11th).
March
In March, recommended activities include direct sowing Lemon Balm (from March 25th to April 8th), direct sowing Beet (from March 11th to March 25th), and starting Pumpkin seeds indoors (from March 4th to March 11th).
April
In April, recommended activities include direct sowing Jute (from April 8th to April 22nd), direct sowing Cosmos (from April 1st to April 8th), and direct sowing Butternut Squash (from April 1st to April 15th).