By my count there have been 20 different kinds of ceramic chia planters.

A company called Total Kaos made 5 kinds in the early 1990s. They were

Uncle Hairy - a human head

Sprout-O-Saurus - a stegosaurus

Purrfect Kitty - a smiling cat

Krazy Kactus - a saguaro cactus

Tiny Acres - a farm

Joseph Enterprises has made 15 different kinds. They are

Ram

Bull

Christmas Tree - which included a battery operated star

Kitten

Puppy

Hippo

Frog

Turtle

Pig

Bear

Bunny

Professor

Clown

Guy

Kid