This article exists as part of the online archive for HuffPost Australia, which closed in 2021.

Ever Wonder Why We Kiss Under Mistletoe? Here's Your Answer

The more you know!
Couple kissing outdoors under mistletoe
Betsie Van Der Meer via Getty Images
Couple kissing outdoors under mistletoe

Outside of gifting fruitcake, kissing under the mistletoe may be the most curious holiday tradition people observe.

So why do people hang up the white-berried plant every year and smooch when they’re under it? In the TED-Ed video above, botanist Carlos Reif schools viewers on the mythology and biology of the mysterious “kissing plant.”

“With its resilience and foliage that stays lush even while the surrounding trees lose their leaves, mistletoe fascinated our ancestors,” Reif explains. “They saw this as signs of the plant’s magical qualities and fertility.”

Watch the video above for more of mistletoe’s fascinating story.