Question

why there was a huge demand of Indian Indigo in the European market

Answer 1

I Europe market there is a good demand of Indigo because it intakes more nutrients and make the cultivated land to be desert.And it is very costly material

Answer 2

Indigo was in popular demand in Italy, France and Britain as a dye by the 13th century. However, due to its high price, attempts were made to replace it by another plant woad which was grown in Italy France, Britain, etc.

Also, the plant woad, which was grown in other countries, which they were replacing with Indian Indigo was of dull colour. The dull and pale colour of woad once again increased the demand for Indian Indigo.