Black Mustard

[Brassica nigra (L.) W.D.J. Koch]

Brassicaceae Family

Bob with mature plant in west central Illinois ▲

▲   mature, flowering plant near Volendam, Netherlands

▲ ▼   mature, flowering plants in New Mexico

▲ ▼   stems and leaves

▲ basal stem leaves

 

▲ flowers

▲ ▼   mature, flowering plants, showing upward bent, small fruit

 

▲ plant stem, showing stout, upward bend hairs

▲ seedling

 

Black Mustard:

      winter annual with long, lobed, rough-textured leaves

      grows 1-6’ tall

      flowers small, yellow in terminal spikes

      produces short pods (0.5-1” long) that are held upright, close to flower spike

      common on roadsides, winter annual crops, vegetable crops, nurseries