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City of London Frost Dates & Growing Season
Here's the frost forecast for the next three days (last updated on December 8th, 2025 6:02 AM).
Dec 8th
Safe
Dec 9th
Safe
Dec 10th
Safe
Last Frost Date (Spring)
The average last frost date for City of London is March 25th. We recommend waiting until April 8th before planting tender crops outdoors.
First Frost Date (Autumn)
The average first frost date for City of London is December 5th.
Growing Season
Based on historical data, the growing season in City of London is approximately 255 days long.
City of London Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting.
City of London Monthly Gardening Guide
January
In January, you can start Rue indoors, start Broccoli indoors, start Impatiens indoors, start Pepper indoors, and start Celery indoors.
February
In February, you can start Luffa indoors, start Swamp Milkweed indoors, sow Garden Cress outside, sow Sweet Pea outside, and sow Chives outside.
March
In March, you can sow Beet outside, sow German Chamomile outside, sow Carrot outside, sow Quinoa outside, and sow Alyssum outside.
April
In April, you can sow Cantaloupe outside, sow Chia outside, sow Zucchini outside, sow Morning Glory outside, and sow Nasturtium outside.