Look for edible flowers and/or rose petals in the produce department of the grocery store. Edible flowers have not been treated with chemicals so are safe to eat.
Choose the bride’s wedding colors for the frosting and decorations for these cupcakes. For a lovely presentation, consider cupcake wrappers from a website like fancyflours.com
Try a practice run well in advance of the wedding, then you'll know exactly what to expect. You can make the cupcakes up to 2 weeks ahead of time. Wrap unfrosted cupcakes well with plastic wrap; freeze. Six hours before frosting, remove from the freezer and loosely cover. Frost, loosely cover and serve within 24 hours.