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South Holland Frost Dates & Growing Season
Here's the frost forecast for the next three days (last updated on December 8th, 2025 6:01 AM).
Dec 8th
Safe
Dec 9th
Safe
Dec 10th
Safe
Last Frost Date (Spring)
The average last frost date for South Holland is April 25th. We recommend waiting until May 9th before planting tender crops outdoors.
First Frost Date (Autumn)
The average first frost date for South Holland is November 15th.
Growing Season
Based on historical data, the growing season in South Holland is approximately 204 days long.
South Holland Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting.
South Holland Monthly Gardening Guide
February
In February, you can start Ground Cherry indoors, start Tomatillo indoors, start White Sage indoors, start Tomato indoors, and start Broccoli indoors.
March
In March, you can sow Bok Choy outside, sow California Poppy outside, sow Lupine outside, start Sage indoors, and start Brussel Sprout indoors.
April
In April, you can sow Fennel outside, sow German Chamomile outside, sow Gladiolus outside, start Pumpkin indoors, and sow Alyssum outside.
May
In May, you can sow Runner Bean outside, sow Cosmos outside, sow Watermelon outside, sow Melon outside, and sow Pumpkin outside.