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