For one of your table options grouping floating candle vases together is a pretty option for a non-floral centerpieces. To add the "wow", tint the water in some of the vases a dark purple and some a light purple and float gold candles.
Outdoor lighting idea from Martha Stewart -gather clear apothecary bottles and fill them with lamp oil and wicks. Arrange the bottles under a large glass hurricane jar for protection and place on a sturdy glass cake stand.
Tea Light Bubbles: Cascading candlelight makes for a luminous and delicate alternative to a traditional chandelier. We love this idea for rehearsal dinners, weddings, and even holiday parties. So pretty! I think id do this at Christmas x
Simple and beautiful: White roses cut short and lined up in short square glass container, taller square with taller white callas and some kind of succulent in smallest square vase - modern diy decor ideas