Marigold flowers are widely used during dussera festival, usually in october.
While there are other variants, most flower sellers are selling yellow and orange colored flowers.
The flower sellers are selling garlands which are more expensive, often costing more than Rs 100 each.
It is cheaper to purchase flowers by the kilo and make garlands.
One kilo of flowers costs Rs 160, retail price in mumbai
Usually quarter kilo of flowers is sufficient for making plenty of garlands.