Starts Tomorrow - 20% Off The Twilight Bouquet At Serenata Flowers Go to / Join Merchant Written by Optimus Performance Marketing on October 16, 2019. Posted in Awin, Flowers, General Promotions, Gifts, Gadgets & Toys, Offers/Promotions, UK, Voucher Codes Serenata Flowers Affiliate Newsletter Starts Tomorrow - 20% Off The Twilight Bouquet At Serenata Flowers Use code PETAL for 20% off the Twilight bouquet at Serenata Flowers. Code valid 17/10/2019 - 18/10/2019. Join Serenata Flowers Affiliate Programme With AWIN