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.
A mix of jars vases like these we are making for centerpieces. rustic burlap and lace covered mason jar vases wedding decoration, bridal shower, engagement, anniversary party decor I made this adorable vases
lace insert in top photo tutorial BASICALLY in a nutshell here…buy a tee…buy some lace…pin the lace to back of tee. Sew lace on the tee. Cut out fabric that is under the lace, but leave about and inch to sew back to the sides for stability.