Ch-ch-ch-chia! These plants are usually so easy to grow that there's an entire brand built around making chia pets. Chia pets usually come with a fun pottery planter in the shape of a person ( Bob Ross seems incredibly popular) or a pop culture icon (looking at you, Groot). Even though it should be as easy as spritzing your chia seeds and waiting for them to sprout, not everyone can handle the task , and their chia pets don't turn out like the photo on the box. However, there's a new trend late…