When to plant fava bean in Los Angeles

In Los Angeles, typical last spring frost is January 15 and typical first fall frost is January 1. Typical last spring frost: January 15. Fava bean in Los Angeles is a good fit outdoors. The suitable growing window of 116 days covers the 80–110 days this plant usually needs.

Fava bean

How to grow Fava bean Los Angeles climate Weekly temperatures and windows

Where are you growing?

Comfortable

Tight fit in greenhouse

Comfortable in a cold frame

Fava bean in Los Angeles is a good fit outdoors. The suitable growing window of 116 days covers the 80–110 days this plant usually needs.

When to plantJanuary 3 – June 5

Harvest: March 24 – October 14
Season vs crop: 116 grow days vs 80–110 needed
Typical frost (last spring – first fall): January 15 – January 1

Fava bean in Los Angeles is a good fit outdoors. The suitable growing window of 116 days covers the 80–110 days this plant usually needs.

Planting conditions

Direct sow
Harvest

Local activity windows for this place and growing method. Dashed lines are typical last and first frost.

Suitable growing days in a row116

Days to harvest80–110 days from seed

Jan 3 – Jun 5

Direct sow

Mar 24 – Oct 14

Harvest

Activity	Window	Notes
Direct sow	Jan 3 – Jun 5	Plant outdoors in this window.
Harvest	Mar 24 – Oct 14	Expected harvest from typical days to harvest.

Direct sow
Harvest

Based on average frost dates (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 frostJanuary 15

Low-risk last spring frostFebruary 14

Typical first fall frostJanuary 1

Low-risk first fall frostDecember 19

Frost-free days350

Outdoor sow dateJanuary 3

Direct sow windowJanuary 3 – June 5

Suitable growing windowJanuary 3 – April 28 (116 days)

Expected harvestMarch 24 – October 14

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 Los Angeles, 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 Los Angeles

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 Los Angeles use ERA5-Land cell 34.05, -118.25. How we calculated this · Algorithm 2026-10-season-10.

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