Cactus Day (Saboten no Hi)

What Is Cactus Day?

Every year on March 10th, Japan observes "Cactus Day" (Saboten no Hi), established by "Saboten Village" (Gikoen Co., Ltd.) in Mizuho City, Gifu Prefecture. The date comes from the number wordplay "sa (3) - boten (10)," which sounds like "saboten," meaning "cactus." This day shares the appeal of cacti — not just as ornamental plants, but also for their food uses and environmental significance — and encourages people to enjoy a greener lifestyle.

Facts About a Plant That Survives Harsh Environments

Cacti are among the plants best adapted to some of Earth's harshest conditions.

• Why leaves became spines: To reduce water loss and defend against predators, cactus leaves evolved into spines. These spines also help capture moisture from fog and act like a parasol, shielding the stem from intense direct sunlight.
• Amazing water storage: The accordion-like folds of a cactus stem allow it to expand and store large amounts of water at once. Some species can survive without water for several months to over a year — a truly ultimate "water-saving and storage system."

Fascinating Facts About Cacti

• The origin of the name "saboten": When cacti were introduced to Japan in the late 16th century, sailors reportedly used the sticky sap from cut cacti as a soap ("shabon") substitute to clean things — "shabotan" eventually became "saboten."
• Active at night: Unlike most plants, cacti open their stomata at night to absorb carbon dioxide, a special metabolic process called CAM photosynthesis, which helps minimize water loss.
• Giants that live over a century: The saguaro cactus of the American deserts can grow over 15 meters tall and live anywhere from 150 to 200 years.
• Beautiful flowers: Although usually covered in fierce spines, cacti produce vividly beautiful flowers when they bloom. The "queen of the night," which blooms for just one night, is also a member of the cactus family.
• Air-purifying effects: While still debated among botanists, cacti's nighttime oxygen release has made them popular as bedroom houseplants.

Strength and Quiet Build an Unbreakable Heart

Cactus Day is a day to learn the "quiet strength" of staying true to yourself and patiently waiting for your moment, even in difficult circumstances. Just as a cactus stores moisture inside even while facing the desert's scorching winds, we too want to cultivate firm convictions within. On March 10th, why not gaze at a small potted cactus and reflect on your own steady, unhurried growth?

Tips for Enjoying Cactus Day

• Bring home a favorite cactus and place it on your desk or windowsill, adding a touch of green calm to your daily life
• Brush up on cactus care — adjust sunlight exposure and watering schedules to respond to its vitality
• Look into cactus-based dishes like steaks or salads and try a new taste experience
• Take a moment to look at photos of the surprisingly delicate, beautiful flowers hidden among the spines, and reflect on the importance of nurturing inner beauty

Inner Brilliance Will Someday Bloom into a Magnificent Flower

March 10th is a day to trust that the effort you've steadily built up will eventually take a wonderful shape. Just as harsh conditions gave the cactus its one-of-a-kind form, your own experiences have shaped a charm that's uniquely yours. May today bring a sense of inner strength — the most "resilient yet beautiful" day of all!