• Which plant helps combat malaria?
  Quinine, from the bark of the quinine tree, which grows in the South ...

• What plants aid the digestion?
  Many plants, including the herbs and spices used in cooking, are used ...

• What links willow trees with aspirin?
  Willow twigs were once chewed to give pain relief, and a compound ...

• What is ginseng?
  Ginseng is a plant related to ivy, and has been used in herbal ...

• Can plants help fight cancer?
  Several plants are known to be effective against cancer tumours. One ...

• Which herb is traditionally used to treat headaches?
  Feverfew is a pungent plant belonging to the daisy family. It takes ...

• Which plants help with breathing problems?
  Lungwort is a herb with purple flowers and spotted leaves. It is used ...

• What are coca and cola?
  A world-famous fizzy drink originally contained extracts of two South ...

• What links yams with birth control?
  Wild yams provided the medicines for the first contraceptive pills. ...

• Which plants are used to make sugar?
  The main source of sugar is the sweet stems of the sugar cane, a tall ...