Groot, of course, sacrificed himself while protecting his friends in Guardians of the Galaxy – though he was thereafter ‘reborn’ as Baby Groot.
Vin Diesel, who voiced Groot and is lending his voice to Baby Groot too, has now emphasized the whatever Baby Groot may or may not remember, he’s certainly less experienced (and knowledgable about the galaxy in general) than his adult counterpart.
“Yeah, there is a difference. He couldn’t be more naive as Baby Groot.
I always think of the Groot that we saw on the first Guardians as a college-level Groot, so he’s not fully grown yet, but he’s a man.