Lycium ruthenicum – Black Goji Berry (plant)
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Lycium ruthenicum is a species of flowering plant in the nightshade family which can be found in Central Asia, southern part of Russia, throughout Northwest China and Pakistan.
A traditional herbal tea in Asia, a recent study comparing red and black goji found : The levels of bioactive compounds and the antioxidant activity of the two goji berry tea increased as the increases in soak temperature and time. Black goji berry tea had higher phytochemicals and antioxidant property than those of red goji berry tea. Infused at 100° water for the same time, the levels of total polysaccharides (150 mg/100 ml), total polyphenols (238 mg/ml), and antioxidant capacity (550 μmol/100 ml) of black goji berry tea were 3.5, 2, and 5 times higher, respectively, in comparison with red goji berry tea. Bei Liu, Qingqing Xu, Yujing Sun, Black goji berry (Lycium ruthenicum) tea has higher phytochemical contents and in vitro antioxidant properties than red goji berry (Lycium barbarum) tea, Food Quality and Safety, Volume 4, Issue 4, December 2020, Pages 193–201
Care and Cultivation of Lycium ruthenicum
Full sun with adequate water. Shrub up to 3 metres with berries up to 2cm long. Likes sandy, well drained and slightly alkaline soil (6.8 – 8.1 pH), goji are drought tolerant once established. Plant in full sun for best berry production. Dislikes water logging. Plants begin fruiting once 2 years old and will produce heavy crops in the 4th to 5th year.
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