Known as the world’s most expensive spice, the bright-orange saffron threads have been prized since biblical times for their fragrance, flavour, colour and medicinal value.
Saffron is the stigma of an autumn-blooming bulb called a crocus. The saffron-producing flower () is lilac in colour and globe shaped, and grows from a bulb to about 75 millimetres tall. Its most notable features are the three
