This fairly straightforward HOWTO teaches you to build a tiny terrarium inside a clear glass Christmas tree bauble.
If you love terrariums as much as we do, why not trim your holiday tree with a some of them? With just a few materials and some fresh plants, you can create ornaments featuring these glass-enclosed garden worlds to make your home jolly and bright. We think they're much more fun than your typical store-bought ornaments, and unlike those shiny green balls you'd see on a generic Christmas tree, these terrarium ornaments can stay out long after the yule tide comes and goes. Read on for our step by step tutorial to learn how to make your own!
DIY: How to Make a Terrarium Christmas Ornament!
(via Neatorama)