Sow seeds ½ inches deep, two to three seeds per inch, in rows 18 inches apart. Cover with loose soil. Avoid disease by not planting where other Brassica (cole crops) plants have grown in the past year or two. Start harvesting by thinning young plants to about six inches apart. As the plants grow, continue culling plants until they are twelve inches apart. Continue to harvest larger outer leaves as needed.

Mustard bolts rapidly as the days lengthen in spring. It is generally important to plant as early as possible and make sure that the plants have plenty of nitrogen.