Pitru Paksha Shraddh begins on Ashwin Krishna Pratipada or first day of Ashwin month as per North Indian calendar. It starts on Bhadrapad Krishna Pratipada as per Marathi, Gujarati, Telugu, and Kannada calendars. During Pitru Paksha, each day is dedicated to different section of dead ancestors.. such as dead women, dead children, accidentally dead ancestors, etc.
Pitru Paksha is a 15 lunar day’s period when Hindus pay homage to their ancestors, especially through food offerings. According to South Indian Amavasyant calendar it falls in the lunar month of Bhadrapada beginning with the full moon day or day after full moon day says Drik Panchang.