This spacing allows for early row closure which minimizes weed problems and allows for high seed yields. The following are general recommendations only. It is advisable to use a soil test for each field that is to be planted. More complete fertilizer and liming recommendations for mustards and other cole crops may be found in Broccoli . Sidedress one half the N at planting, and one half at 25 days.
Sulfur influences pungency of condiment mustard seed.
Do not band boron. Soil type does not affect the amount of total water needed, but does dictate frequency of water application. Lighter soils need more frequent water applications, but less water applied per application. Mustard greens are usually harvested by machine for processing and hand harvested for fresh market. If mustard greens are harvested for fresh market, it is necessary to remove any diseased or badly damaged leaves, and wash and cool the product as soon after harvest as possible.