
Four-Leaf Clovers: A Symbol of Luck and Mystery
Unraveling the Charm and Rarity Behind Nature’s Lucky Emblem
Clovers have become synonymous with Ireland, and most especially, St. Patrick’s Day. While the three-leaf clover, the shamrock, is traditionally associated with Irish culture, the elusive four-leaf clover has captured the imagination of people as a rare token of luck. Yet what is it that makes this small, green plant so special?
The Rarity of the Four-Leaf Clover

Finding a four-leaf clover is no small feat—estimates suggest that roughly only one in every 5,000 clovers has more than three leaves. Most clovers are the white clover, or Trifolium repens species, which naturally has just three leaves. However, a rare genetic mutation, or sometimes environmental factors, can result in additional leaves, making these lucky charms difficult to find. Their rarity is precisely why they are so prized. Stumbling upon one is a sign of good fortune simply because the odds are against it.
A Symbol of Good Luck
The four-leaf clover has long been associated with luck and prosperity. This belief dates back centuries and even spans multiple cultures outside of just Ireland. In ancient Celtic traditions, druids considered the four-leaf clover a powerful protective charm against evil spirits and would bring blessings to those who carried them. Legend says the four leaves represented faith, hope, love, and luck, making it an all-encompassing symbol of positivity.
The Science Behind the Luck
They may be lucky to find, but the four-leaf appearance is caused by genetics and environmental conditions. Scientists have identified a recessive gene in clover plants which sometimes lead to the development of an additional leaf. However, the exact genetic mechanism is complex, and factors such as soil composition, climate, and plant stress also have a hand in a clover producing more than three leaves. There are even cases of clovers growing even more than four leaves. In fact, the current record-breaker from the Guinness Book of World Records, which was set in Japan in 2023, is a clover with 63 leaves on it!
Shamrocks vs. Four-Leaf Clovers
It’s important to note the distinction between the shamrock and four-leaf clover, as they can often be confused with each other. The shamrock has just three leaves, and is what is seen on the tail of Irish airlines Aer Lingus and used for a lot of St. Patrick’s Day décor. According to legend, St. Patrick used the shamrock to explain the concept of the Holy Trinity to the Irish people. The four-leaf clover is a cousin, and does not have the same religious connotation and is instead revered for its rarity and association with good luck.
Find Your Own Four-Leaf Clover
If you want to try your luck at finding a four-leaf clover this St. Patrick’s Day, consider heading to a patch of clover and scanning carefully rather than going one-by-one. Many experienced finders recommend softening your gaze and looking for an odd pattern among the sea of clovers. Often, a four-leaf clover stands out due to its unique shape.
At BrightView, we understand the beauty and significance of well-maintained landscapes, where nature's wonders, such as the rare four-leaf clover, can thrive. Whether it's through expert lawn care, sustainable landscape design, or creating green spaces where people can connect with nature, we take pride in cultivating environments that bring joy and inspiration. This St. Patrick's Day, take a moment to appreciate the small, but extraordinary details in the landscape around you. You never know when you might find a bit of luck growing right at your feet!