Mustard greens: when to sow, plant out and harvest

Sowing, planting and harvest dates for your climate, good and bad companions, growing tips.

When to sow in your region

Average dates, computed from the frost dates of each climate. For your exact dates, choose your town.

ClimateSow under coverSow outdoorsPlant out
Northern France4 March – 24 March25 March – 7 April; 8 September – 5 October25 March – 7 April
Atlantic coast22 February – 14 March15 March – 28 March; 12 September – 9 October15 March – 28 March
Eastern France24 February – 16 March17 March – 30 March; 6 September – 3 October17 March – 30 March
Mediterranean21 January – 10 February11 February – 24 February; 28 September – 25 October11 February – 24 February
Mountains (around 1,000 m)29 March – 18 April19 April – 2 May; 7 August – 3 September19 April – 2 May

Growing

Family
Brassicaceae
Latin name
Brassica juncea
To harvest
45 days

Companion planting

The level of evidence is shown for each pairing: many rest on tradition rather than on studies.

Good neighbours

Keep apart

No documented pairing.

Sources