This species, commonly called Trieste mustard has been used the last few years as a cover crop in citrus groves in Orange County and elsewhere. When planted in the early fall it will attain 2-4 ft. by Christmas and can be mowed over or [illegible].
P. C. Everett
7943
1936-06-10
1936-6-10
United States, California, Los Angeles, Rancho Santa Ana Botanic Garden.
Grown in 6in pots and nursery bed.
For experiment. Grown from seed otained from US Forest Service.