DIY Bouquet Ideas from Afloral.com. Create an elegant bridal bouquet with two pre-made bouquets. Unwrap the bouquets. Loosely hold the Calla Lily bouquet in your hand. Begin inserting Lily of the Valley stems thorughout the Calla Lily bouquet until you are happy with the look. Wrap the stems with floral tape to secure and cover the stems in a bouquet wrap. You have now created your very own bridal bouquet and with silk flowers it will last for years after your wedding day.