Tulsi is the oldest herb we know. We called Tulsi by other names like Holi Basil, Basil leaves, or Ocimumtenuiflorum. Every part of tulsi is very useful. Dry Tulsi Leaves are obtained by drying the green leaves of the Tulsi herb. Tulsi has its other names as Ocimum sanctum and is a perennial herb used as religious and spiritual significance. Tulsi leaves are beneficial in every form including dried and green forms.