Let's make the world Sprout! Plant your pencil. A Sprout pencil is a fun way to make sustainability visible and easy to understand. Look closely at the tip of this unique pencil and you?ll see a small seed capsule. When your Sprout pencil is too short to be used, simply plant it and watch it grow into a lemon balm or basil plant, forget-me-nots, Calendula or many other plant varieties. Perfect for adult coloring books, sketches and as highlighter.