Onam is a festival of keralites.
During onam they make flower decorations in front of houses.
These decorations are called Athapookalams.
The name came from the words "Atham","Poo" and "Kalam".
Atham is a malayalam star sign.It's from atham to thiruvonam,
these pookalams are made. Poo in flower. And kalam box or square.
Many residents associations and clubs conduct pokalam contests.
These large flower mats are made during these competitions.