I have also seen similar centerpieces that use epsom salts instead of sugar. You could also sprinkle a mix of pearls/gems. Sand (or sugar), faux pearls, a 3 candle. An easy DIY wedding centerpiece idea.
Punch out panels in a room divider and fill with light strewn branches tangled in strings of lights for a fairytale-like forest in your home. Photo: Comfy Home Decor Would make a nice light in almost any room.
Jello in a vase and drop flowers in it. Use half the water that jello recipe calls for for more vibrant color. you could use lots of different colors, use lots of stuff to toss in there and use them as centerpieces for any party!