Next time you slice open a lemon and see those small white seeds, picture a tree with handsome foliage and clusters of white flowers, grown from cooking leftovers.Don’t expect a bounty of lemons.

Ever dreamed of plucking sun-ripened lemons from your very own tree? There's nothing chicer than: “Oh, this vinaigrette? I made it with lemons from my garden. Want to take some home?” Growing citrus ...