How old is a full-grown Shih Tzu Pomeranian mix dog?

Shih Tzu Pomeranian puppies become adults when they are 6 or 8 months old. They start gaining weight steadily until they are 2 years old.

Russel

They say I'm the crazy pet person in my friend group - guilty as charged! Between writing care guides and collecting exotic pets, there's never a dull moment!