When to plant fava bean in Edmonton

In Edmonton, typical last spring frost is May 9 and typical first fall frost is October 4. Typical last spring frost: May 9. Fava bean in Edmonton is a good fit outdoors. The suitable growing window of 164 days covers the 80–110 days this plant usually needs.

Fava bean

How to grow Fava bean Edmonton climate Weekly temperatures and windows

Where are you growing?

Comfortable

Comfortable in greenhouse

Comfortable in a cold frame

Fava bean in Edmonton is a good fit outdoors. The suitable growing window of 164 days covers the 80–110 days this plant usually needs.

When to plantApril 20 – June 18

Harvest: July 9 – October 11
Season vs crop: 164 grow days vs 80–110 needed
Typical frost (last spring – first fall): May 9 – October 4

Fava bean in Edmonton is a good fit outdoors. The suitable growing window of 164 days covers the 80–110 days this plant usually needs.

Planting conditions

Direct sow
Grow outdoors
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 row164

Days to harvest80–110 days from seed

Apr 20 – Jun 18

Direct sow

Jun 19 – Jul 8

Grow outdoors

Jul 9 – Oct 11

Harvest

Activity	Window	Notes
Direct sow	Apr 20 – Jun 18	Plant outdoors in this window.
Grow outdoors	Jun 19 – Jul 8	Plants grow outdoors until harvest.
Harvest	Jul 9 – Oct 11	Expected harvest from typical days to harvest.

Direct sow
Grow outdoors
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 frostMay 9

Low-risk last spring frostMay 22

Typical first fall frostOctober 4

Low-risk first fall frostSeptember 17

Frost-free days147

Outdoor sow dateApril 20

Direct sow windowApril 20 – June 18

Suitable growing windowApril 20 – September 30 (164 days)

Expected harvestJuly 9 – October 11

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 Edmonton, 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 Edmonton

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 Edmonton use ERA5-Land cell 53.55, -113.47. How we calculated this · Algorithm 2026-10-season-10.

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