Square Melon is a seed in Farmville. It was released on September 9, 2010. A farmer must first master Watermelons and Yellow Melons before being able to plant this crop. Square Melon is based on the real-life Square Melon. Square Melons are essentially a normal Melon which has a wooden and glass box placed around it, and as it grows, it takes the shape of the box. They are also very popular in Japan.