1. Confirm what you want and don't want.
2. See if your florist works with organic or sustainable-growth farmers.
3. Use flowers that are in season.
4. Leave wild flowers in the wild so they can reseed.
5. Use your own vases.
6. Eliminate unnecessary waste that does not biodegrade: wire, floral tape, etc.
7. Save electricity by using candles.
8. Consider a reception in daylight hours to save electricity on lighting.
9. Use "unplugged" music at the reception to save electricity.