Kerala faces a two-way depletion with regard to its indigenous knowledge capital and phytodiversity due to modernisation in the food and living habits and also due to various biophysical pressures. This is particular among Kanikkar-the major tribal community in Thiruvananthapuram district. The use of unique herbal heals and plant based foods once prevalent among this tribal group is fast vanishing. Such ‘mouth to ear’ knowledge capital with regard to the folk use of 30 wild plants collected from among this tribal group as a part of our survey based studies on the economically useful wild plants of Kerala is communicated.