Blackberry & Elderflower Caffeine Free Tea from Taylors of Harrogate. Inspired by the fruits and flowers of an English country garden, this infusion has the taste of fresh, ripe blackberries and the sweet fragrance of elderflowers. Our herbal infusions use only natural ingredients. They are naturally caffeine free and contain no added sugar. For the perfect cup add freshly boiled water and infuse for 3-5 minutes. This infusion should be served without milk, and is also delciious served iced.