Moon garden: a type of garden design meant to be enjoyed in the moonlight. Moon gardens contain white flowers and silvery foliage that seem to sparkle and reflect light. A place to relax, see and smell the sweet fragrance of night-blooming flowers.
Brugmansia This small tree sports large hanging flowers that open for a week at a time with the full moon. Though hardy only to zone Brugmansia 'Cypress Gardens' is ideal for containers and can be overwintered inside.
I already have tons of them, but this is cool - (link) Attract Fireflies (Lightening Bugs) to Your Garden ~ which are becoming more & more scarce. READ her page for listing of 7 needs (things we can do to help) these little critters.