The Garden Blog

When the holiday season rolls around, one of the most iconic plants that immediately comes to mind is the poinsettia.

With its bright red leaves and festive look, this striking plant is a symbol of Christmas and is commonly found gracing homes, offices, and public spaces throughout December. But did you know that poinsettias have a fascinating history and origin, as well as some surprising facts about their cultivation and care? Let’s take a closer look at this beloved holiday plant.

The History and Origin of the Poinsettia

The story of the poinsettia begins far from the snowy streets of modern-day Christmas celebrations, in the warm climates of Mexico. Euphorbia pulcherrima, the scientific name for the poinsettia, translates to “the most beautiful euphorbia,” and it’s easy to see why. This plant has deep cultural and historical ties to Mexico, where it is native.

The plant’s connection to Christmas began in the early 19th century. According to Mexican legend, the poinsettia is associated with the Nochebuena, or Christmas Eve. One version of the story tells of a poor girl named Pepita, who had no gift to bring to the baby Jesus on Christmas Eve. In her despair, she gathered a handful of weeds from the roadside, which, when placed near the nativity scene, magically blossomed into brilliant red flowers. From then on, the plant was known as the “Flower of the Holy Night.”

The Poinsettia and Dr. Joel Poinsett

While the poinsettia has deep roots in Mexican culture, its introduction to the United States is credited to Dr. Joel Poinsett, a U.S. Ambassador to Mexico in the 1820s. Poinsett, a lover of plants, encountered the brilliant red flowers during his time in Mexico and was so taken by their beauty that he sent some cuttings back to his plantation in South Carolina. He also began cultivating the plant and sharing it with friends and fellow horticulturists.

In honor of his discovery, the plant was eventually named the poinsettia in 1836. Dr. Poinsett’s passion for the plant helped popularize it in the United States, and it has remained a symbol of the holiday season ever since. In 1851, the first Christmas flower was sold commercially in the U.S., and by the late 20th century, the poinsettia had become synonymous with Christmas decorations.

Interesting Facts About Poinsettias

1. Not Just Red: While the red variety is the most well-known and popular, poinsettias actually come in a wide range of colors. These include white, pink, marbled, and even a deep burgundy. There are even multicolored varieties where the bracts (the colorful leaves) appear in two-tone shades.
2. The Red “Petals” Are Not Petals: The brilliant red parts of the poinsettia aren’t actually petals at all. What you’re seeing are bracts—modified leaves that surround the plant’s true flowers, which are small, yellow clusters at the center of the bracts. These bracts change color in response to the cooler temperatures of winter, making the plant a perfect addition to holiday decor.
3. A Tropical Plant: Native to Mexico and Central America, the poinsettia is actually a tropical plant. It thrives in warm, sunny environments, which is why it is often treated as an indoor plant in cooler climates. While poinsettias are typically considered seasonal, they can be kept year-round with proper care.
4. Poisonous or Not?: A common myth about poinsettias is that they are toxic to humans and pets. In reality, they are only mildly toxic when ingested, causing slight irritation in the mouth or stomach. However, it’s still advisable to keep them out of reach of curious children or pets to avoid any potential discomfort.
5. Poinsettia Day: December 12th is celebrated as National Poinsettia Day in the United States. This day marks the anniversary of Dr. Joel Poinsett’s death and honors his contributions to the popularization of the plant. It is also a great time for people to buy or give poinsettias as gifts.
6. Long-Lasting Blooms: With the proper care, poinsettias can last for several weeks, making them ideal for holiday decor. To keep them looking vibrant, they should be placed in indirect sunlight, watered carefully (not overly), and kept away from drafts or heat sources like radiators or fireplaces.