Tulsi, or Tulasi leaves is the most important leaf and flower used in pujas and prayers dedicated to Lord Krishna. Tulsi acts both as a flower and leaf and in most temples it is also offered as ‘prasad.’ It is also known as Krishna Tulsi – a dark variety of the plant. It is holy basil in English and in most Indian languages it is known as Tulsi or Thulasi.
Nandhyavattai is another flower is used in
Another important flower that is used in some regions is the Parijatha or coral flowers.
Usually all local flowers that are used pujas and prayers are used in worshipping Lord Krishna.
It is always said by elders that the greatest offering to Lord Krishna is a Tulsi leaf.
Flowers that are avoided during Krishna Puja include hibiscus, milkweed and angel’s trumpets.