The two species of Goji berry or Wolfberry grown are Lycium Barbarum and Lycium Chinense, two very closely related species from China. They are perennial plants and will grow to a height of between one and three metres. They require a sunny position and a well drained soil and fairly easy to grow, are self polinating, drought tolerant and are hardy plants. After being introduced into the UK many years ago they have already been seen growing wild in some locations.
The red berries which are small and plum shaped are very high in nutrients with many health claims. In traditional Chinese medicine, goji berries are often made into a tea that is said to work on the liver and other areas of the bodies. In food products, goji berries are often dried and mixed in with the other ingredients Marketers of goji berries have made the following health claims; improves the immune system; improves circulation; reduces inflammation; improves vision including macular degeneration; helps reduce the aging process.