“Citrus is competitive,” says citrus breeder and geneticist Fred Gmitter, explaining how global researchers race to develop, say, mandarin oranges that are sweeter, seedless, and easier to peel.

Citrus are conveniently seasonable when not much other fruit is available from home gardens through winter, but they seem ...

Citrus trees are sun-seekers ... although this sweeter fruit is actually a cross between a citron and a mandarin. The most common lime in stores is the Persian (or Tahitian) lime, although ...

“Mandarin oranges, known as ‘kam’ in Cantonese, mean ‘gold.’ In essence, giving a mandarin orange is equivalent to offering a ...

The discovery that scurvy, a debilitating illness caused by vitamin C deficiency, could be treated with citrus fruit ...