Dharbai Kattu - Holy Grass. Kattu / Katta darbai, the remains of the nuni darbai, is mostly used as idukku pul and asana while performing pooja and tharpanam.
Darbai or Kusha grass finds an important place in any ritual of Sanatana Dharma. Darbai is an excellent conductor and preserver of positive energies. It is proven that it can conduct even the vibrations of a typical sound (mantra) between two objects. Nuni Dharbam is a bunch of kusha grass which can be used to create pavitram, koorcham, bugnam.