Pepper bark tree in South Africa is recovering after being endangered for years. Conservation with local communities and nurseries helped boost tree numbers. Tree's survival supports medicine, culture ...

MELBOURNE, Fla. -- Biologists may soon have another biological weapon in their war against the infamous Brazilian pepper tree: an army of jumping plant lice. These tiny insects — called Calophya ...

Q. We love our pepper trees. At this time of year, they have many strands of red seeds. Are these usable in a pepper grinder for seasoning food? J. Long, Pleasanton A. It all depends on the variety of ...