Start indoors 4-6 weeks before last frost, plant out 4 weeks before frost. For fall harvest, transplant 10 weeks before first frost, without additional protection. In a hoophouse, you can plant 2-3 weeks later. Midsummer hot weather planting leads to early bolting. Pungency increases as plant matures. More winter hardy if they have not achieved their full vegetable crop size and can fit under a standard 6” clay pot. Sow near fall equinox to over winter for highest seed production yield. Mustard is most winter hardy if it has not achieved its full vegetable crop size. Cut whole plant when 12-18” high. For baby greens, harvest in 21-23 days for 3-6” leaves. Soil pH 5.6-7.5. Hardiness zones 3-9. Annual.
Usual seed life 4 years. Isolation distance for seed saving: 1/2 mile.
Planting Depth 1/4-1/2”
Soil Temp. Germ. 45-75˚F
Days to Germ. 3-15
Plant Spacing 6-12”
Row Spacing 18-24”
Days To Maturity 45-55Part Shade
, Moist Well Drained