Appearance

• Considered a type of evergreen shrub, the mustard tree generally grows to approximately 20 feet high and features widespread branches that droop low to the ground. Oblong leaves, small green or yellow flowers and pink fleshy fruits adorn the branches.
  
  

Location

• Since the mustard tree tolerates a variety of temperatures and environments, the plant prospers along coastal regions, valleys, dunes, desert floodplains and areas of grassy vegetation. The shrub is native to Algeria, Egypt, Jordan, Pakistan, South Africa, Tanzania and many other countries near the Middle East and Africa.
  
  

Requirements

• For proper blooming, the mustard tree prefers a clay-rich alkaline soil, although it can adapt to salty soils. Regular rainfall and well-draining soil is generally sufficient for the mustard tree and additional watering is generally not necessary.
  
  

Uses

• Immature stems of the mustard tree are used as toothbrushes, while the leaves function as mouthwash to treat a variety of oral problems. The mustard tree's roots can be rubbed onto the body to soothe away aches and pains, while the seeds of the tree serve as a medicinal tonic. The fruit, seeds, leaves and shoots are consumed as food among humans and animals.