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South Ayrshire Frost Dates & Growing Season
Here's the frost forecast for the next three days (last updated on January 13th, 2026 12:13 AM). You can also use the My Cozy Plant app for faster frost warnings and alerts in your postal code.
Jan 13th
False Security / Chilling Injury (Too cold for Basil)
Jan 14th
False Security / Chilling Injury (Too cold for Basil)
Jan 15th
False Security / Chilling Injury (Too cold for Basil)
Warning: The soil temperature is forecasted to drop to 1.5°C tonight. We recommend covering seedlings, tender perennials, and low-lying crops with horticultural fleece or cloches to prevent damage.
Last Frost Date (Spring)
The average last frost date for South Ayrshire is May 5th. We recommend waiting until May 19th before planting tender crops outdoors.
First Frost Date (Autumn)
The average first frost date for South Ayrshire is November 5th.
Growing Season
Based on historical data, the growing season in South Ayrshire is approximately 184 days long.
South Ayrshire Planting Calendar
This weekly planting calendar displays the ideal windows for starting seeds, transplanting, and harvesting.
South Ayrshire Monthly Gardening Guide
February
In February, you can start Leek indoors, start Impatiens indoors, start Celery indoors, start French Lavender indoors, and start Onion indoors.
March
In March, you can start Aubergine indoors, start Sage indoors, start Brussel Sprout indoors, sow Spinach outside, and start Basil indoors.
April
In April, you can sow Hyssop outside, sow Bok Choy outside, sow Garden Cress outside, sow California Poppy outside, and sow Parsley outside.
May
In May, you can sow Babys Breath outside, sow Sunflower outside, sow Gladiolus outside, sow Cosmos outside, and sow Cantaloupe outside.