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South East

What to sow in Southampton

Southampton benefits from its sheltered position on the Solent. Mild winters and warm summers make it excellent for a wide range of crops, with an extended growing season compared to inland Hampshire.

Last frost date14 AprilEstimated average
First autumn frost21 OctoberEstimated average
Growing season190 daysFrost-free period
June 2026

What to sow in Southampton right now

Based on a last frost date of 14 April, these are the crops you can get going in Southampton this month.

No crops to sow this month in Southampton. Check back soon, or browse the full calendar.

Full year

Southampton sowing calendar

Month-by-month sowing times for Southampton, based on a last frost date of 14 April.

I = Sow indoorsD = Direct sowP = Plant out

Get more precise dates for Southampton

This guide uses the frost date for Southampton city centre. Your exact frost date depends on your postcode — enter it below for personalised sowing dates, soil temperature, and frost forecasts.

Near Southampton

Other sowing guides in South East.

All UK sowing guides

Browse all 50 city guides or use the postcode tool.