They come in unconventional, regularly-changing seasonal flavours, such as navel orange and vodka, Seville orange and camomile, and bergamot marmalade.
Other citrus fruits such as Seville oranges, used to make marmalade, and limes contained the same active ingredients that caused the drug interactions.
Although not difficult to grow, like other citrus seville oranges can be fussy if they don't get the mandatory sunny spot and rich, moist but well-drained soil.
