Niram Maaratha Pookkal (Eng: Flowers That Do Not Change Colours) is a 1979 Tamil-language Indian film directed by P. Bharathiraja. It stars Sudhakar, Raadhika and Vijayan in the lead roles with Rati Agnihotri in a supporting role and was released on 31 August 1979.
Directed by – P. Bharathiraja
Written by – Panchu Arunachalam (dialogues)
Screenplay by – P. Bharathiraja
Story by – K. Bhagyaraj
Starring – Sudhakar, Raadhika, Vijayan, Rati Agnihotri
Music by – Ilaiyaraaja
Cinematography – P. S. Nivas
Edited by – R. Bhaskaran
Production – Lena Productions
Release date – 31 August 1979
Country – India
Language – Tamil