When does I Am Groot return?

I Am Groot is an American series of animated shorts based on the Marvel Comics character Groot. It features characters from the Marvel Cinematic Universe, following Groot on various adventures that get him into trouble. Vin Diesel reprises his role as the voice of Baby Groot from the MCU films. Bradley Cooper also stars, with Jeffrey Wright starring in the second season. James Gunn voices a wrist watch and Trevor Devall voices a shapeshifting alien.
Each short follows Baby Groot as he grows up in the galaxy, going on adventures with new and unusual characters.