Baby Melon is a humanoid watermelon shaped like Steven with two black watermelon seeds for eyes. Baby Melon is underdeveloped compared to the other humanoid melons resulting in him having several features that make him unique. He only comes up to Steven's chest when standing next to him, whereas the other humanoid melons are equal to or greater than Steven's height. Baby Melon's head is smooth while the others have curved bumps on top of their heads which resemble Steven's hair. He has lighter skin, than other fully developed melons, with no visible facial features.