And four-leaf clovers may come in handy—but there's one thing to know before you run out onto your lawn in search of a lucky charm: Shamrocks and four-leaf clovers are not the same thing, and ...
How Rare Is a Four-Leaf Clover? Four-leaf clovers are a variation on the common three-leaf white clover (Trifolium ... as they grow in groups. In Ireland’s early aughts, Druids supposedly ...