When to plant fava bean in Edinburgh

In Edinburgh, typical last spring frost is April 16 and typical first fall frost is November 10. Typical last spring frost: April 16. Fava bean in Edinburgh is a good fit outdoors. The suitable growing window of 234 days covers the 80–110 days this plant usually needs.

Fava bean

How to grow Fava bean Edinburgh climate Weekly temperatures and windows

Where are you growing?

Comfortable

Comfortable in greenhouse

Comfortable in a cold frame

Fava bean in Edinburgh is a good fit outdoors. The suitable growing window of 234 days covers the 80–110 days this plant usually needs.

When to plantMarch 27 – August 15

Harvest: June 15 – December 8
Season vs crop: 234 grow days vs 80–110 needed
Typical frost (last spring – first fall): April 16 – November 10

Fava bean in Edinburgh is a good fit outdoors. The suitable growing window of 234 days covers the 80–110 days this plant usually needs.

Planting conditions

Direct sow
Harvest

Local activity windows for this place and growing method. Blue fill is usually too cold for this plant. Dashed lines are typical last and first frost.

Suitable growing days in a row234

Days to harvest80–110 days from seed

Mar 27 – Aug 15

Direct sow

Jun 15 – Dec 8

Harvest

Activity	Window	Notes
Direct sow	Mar 27 – Aug 15	Plant outdoors in this window.
Harvest	Jun 15 – Dec 8	Expected harvest from typical days to harvest.

Direct sow
Harvest

Blue fill is usually too cold for this plant. Dashed lines are typical last and first frost (35 seasons (1991–2025)). Adjust a week or two for your conditions.

Planting and growing across the year

Planting is the sow / plant-out window. Growing is daytime air versus this plant’s ideal (15 – 21 °C59 – 70 °F15 – 21 °C (59 – 70 °F)) and tolerable (4 – 24 °C39 – 75 °F4 – 24 °C (39 – 75 °F)) ranges.

Ideal / plantable
Tolerable
Too cold
Too hot
Outside window

Planting uses sow / plant-out rules; growing shows daytime air against this plant’s ideal and tolerable ranges.

Key dates

Typical last spring frostApril 16

Low-risk last spring frostMay 8

Typical first fall frostNovember 10

Low-risk first fall frostOctober 20

Frost-free days207

Outdoor sow dateMarch 27

Direct sow windowMarch 27 – August 15

Suitable growing windowMarch 27 – November 15 (234 days)

Expected harvestJune 15 – December 8

How these dates are judged

Ideal conditions: Daytime air from 15 – 21 °C59 – 70 °F15 – 21 °C (59 – 70 °F).
Suitable conditions: Daytime air from 4 – 24 °C39 – 75 °F4 – 24 °C (39 – 75 °F).
Last frost and first frost: Typical spring and fall frost dates for Edinburgh, shown in the key dates.
Days to harvest: 80–110 days from seed, from typical days to harvest.
Sowing window: Dated sow and harvest bars use frost dates, soil minima, night limits, and last-sow count-back from typical crop timing. Air ratings on the weekly chart colour only weeks inside that same window — see weekly temperatures and windows.

Other plants for Edinburgh

Calculated by Plan & Plant. Method. Data 35 seasons (1991–2025).

Frost and suitability dates are typical figures from climate statistics.

Based on 35 years (1991–2025) of ERA5-Land data from Open-Meteo, for an area of about 10 km. Typical dates, not a guarantee.

Dates for Edinburgh use ERA5-Land cell 55.90, -3.10. How we calculated this · Algorithm 2026-10-season-10.

Report a problem