Pink variegated eureka lemons (Citrus x limon 'Variegated Pink') have many impressive traits, including their stunning striped green and white ... as you provide your tree with the right soil ...

A version of this story appears in the February 2017 issue of National Geographic magazine. Citrus, in many ways, stands alone. So many cultivated species have come from so few primary ancestors.

Place the potted lemon tree where it will receive at least six ... Enjoy the wonder of the process as flowers give way to small, green fruits, which then ripen to the sweet, tangy fruit you ...