This is the best kind of saffron that has the best quality and the highest colouring power. In order to collect Negin saffron, farmers separate the red and large stigmas that the lower parts of their strands are connected together. There is no yellow part or cream in this type of saffron. In the classification of Negin saffron, if the much taller stigmas are collected which the tips of them are bulkier and thicker, this type of saffron is called super Negin that is the most expensive and the finest kind of saffron. In general, the colouring power of Negin saffron is between 230 and 270 degrees.