How I made a custom terrarium background for a client. Lay the enclosure on it’s back. Spread GE1 silicone to create texture for the foam to adhere to. Wait for the silicone to dry before foaming. Vigorously shake the can of Great Stuff Pond and Stone foam. Add foam to the entire background. Lay down corkbark and finish foaming. While the foam is still wet and expanding lightly sprinkle dried spagnum moss followed by completely dry coco fiber. After adding a thick layer use a glove and gently ta