While I've yet to see Guardians of the Galaxy, I've heard great things about it.
has seen it and adores Groot. She and I did a personal swap and one of the items I made for her was a little potted Groot. I based him on a video clip which another friend linked me. I also tried following a pattern at some point but couldn't make sense of parts of it and the body was much too small for his head. So I improvised and made it up as I went along
He has no armature, not even in his arms, and is stuffed in such a way that he can be posed however she likes. His arms even hold poses pretty well
Though he's not 100% accurate, he's still pretty cute and suereal
likes him. And that's what counts