for the pool Fairy Berries Lights. These charming little orbs of light gently fade in and out to add some after-dark magic to any yard. Scatter or hang them anywhere--they're even water resistant to add a glow to your pool, fountain or pond.
DIY - Glow in the dark pots with mums for fall/Halloween. Buy a flower pot that you really like and use Rustoleum's Glow-in-the-dark paint to paint the pot. During the day, the paint will absorb the sunlight and at night the pots will glow.