Yellow is the colour of the kidneys and the adrenal glands. The Evening Primrose is a glorious yellow flower, however it changes in shade from a light yellow in the morning to dark orange in the evening. Evening Primrose is the flower that emulates the calm tranquillity and relaxation of water flow. The Evening Primrose person has a mission in life and is constant, true and faithful. Those who need Evening Primrose Formula, when traumatised, are often tired and fickle and like water which trickles through one's fingers they become transient and as well as being untrue to themselves they also let their friends down. This flower assists with tension and anxiety and is particularly valuable for children who suffer from bedwetting.