I think so. He must be pretty young.

[Maybe he just hasn't grown his legs yet? Or...something...

Asriel shrugs a little, hefting the seed a bit higher in his arms as he tilts his head back to avoid getting whapped in the face by the long sprout growing from the top of the Pokemon's head.]

...I hope I didn't take him...from somebody, though. I mean, he was just...on the ground...