A cool idea using Rustoleums Glow in the Dark paint . . paint it on pots and set them around the deck or pool .. they absorb sunlight during the day and glow at night.. love this!http://www.rustoleumspraypaint.com/product/glow-in-the-dark/
32 Cheap And Easy Backyard Ideas That Are Borderline Genius
Glowing Moon Rocks Illuminate a pathway, flowerbed or aquarium! Light up a walkway, container plant or fish tank with glow-in-the-dark moon rocks! The smooth glass stones contain luminescent crystals that store the suns energy during the day and glow softly at night. A great outdoor accent!