I bought this little egg cup at an estate sale awhile back. I was racking my brain trying to come up with a purpose for them (besides being cute). And...a-ha!
If you want to make your own little planters for succulents it's a good idea to buy some Perlite and soil for cacti and succulents. They may be easy to care for but, drainage is key.
Bonus Shots - Conrad and Zero wearing a thrifted clip-on tie