You can get fake blue flowers at the dollar store and throw 1 flower in each.you probably get 5 flowers on each stem. since it's in the water, you wouldn't have to worry about people figuring out that they're fake.
Floating candles and rose petals make easy wedding table decorations. This would be the center pieces for the tables. this is because of having a snake bar all night. the settles would be both red and orange.