New Voucher Code From Serenata Flowers Go to / Join Merchant Written by Optimus Performance Marketing on May 3, 2012. Posted in Awin, Flowers, Offers/Promotions, Promotion, Voucher Codes Serenata Flowers are pleased to announce the release of a new voucher code. Please find details below:- Code - s324GGaSS Promotion - 5% off Expires - 31-05-2012