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Forest of Dean Frost Dates & Growing Season
Here's the frost forecast for the next three days (last updated on December 8th, 2025 6:06 AM).
Dec 8th
Safe
Dec 9th
Safe
Dec 10th
Safe
Last Frost Date (Spring)
The average last frost date for Forest of Dean is May 1st. We recommend waiting until May 15th before planting tender crops outdoors.
First Frost Date (Autumn)
The average first frost date for Forest of Dean is November 10th.
Growing Season
Based on historical data, the growing season in Forest of Dean is approximately 193 days long.
Forest of Dean Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting.
Forest of Dean Monthly Gardening Guide
February
In February, you can start Petunia indoors, start Snapdragon indoors, start Pansy indoors, start Leek indoors, and start Onion indoors.
March
In March, you can start Statice indoors, start Cabbage indoors, start Tomato indoors, start Oregano indoors, and start Tomatillo indoors.
April
In April, you can start Cantaloupe indoors, sow Potato outside, sow Watercress outside, sow Lentil outside, and sow Cilantro outside.
May
In May, you can sow Mung Bean outside, sow Butterfly Pea outside, sow Morning Glory outside, sow Black Bean outside, and sow Zucchini outside.