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Brightly colored neon ball cacti—you'll often spot these at garden centers, so many people have probably seen them before. This is the "Hibotan."

The original ancestor is an ordinary green cactus called G. mihanovichii , but when it developed a red-black hue from a mixture of green and red, Japanese growers bred it further to create the "full variegation" type, meaning all the green was bred away so only the red remained.

Green color comes from chlorophyll. A plant with none can't photosynthesize and won't survive by itself. That's why the seemingly decorative "rootstock" actually handles all the photosynthesis and water absorption. This lets the Hibotan grow well, but because this setup isn't natural, the cactus itself is not especially long-lived. Every few years, you'll need to replace the rootstock—one of the unique bits of care required for these cacti.

Beyond the classic red, these cacti come in an amazing range of unnatural-looking colors: yellow, orange, purple, and more. The pigments are natural, but their survival is an achievement of human ingenuity.

Though they may seem casual and common, underneath lies a fascinating story—a cactus that's fragile but extraordinary.

Born in prewar Japan

The Hibotan was first developed in Japan, around 1940. Its creator was botanist Eiji Watanabe, who raised over 10,000 Gymnocalycium seedlings from seeds imported from Germany. Amazingly, among those thousands, only two mutants with a reddish tinge appeared—a testament to both effort and perseverance! From those rare plants, he eventually bred the bright red albino variety known as "Hibotan."

Thanks to its cute appearance, the Hibotan became an explosive global hit, and thanks to mass production, it's now a typical cactus at garden centers. However, because it's so common and short-lived, it isn't rated highly among cactus collectors (partly because at the time, "Made in Japan" was also looked down on by the top cactus market—the US). It's true: they stay small and simple, so you rarely see an old, complex Hibotan, and as a result, each one winds up looking much like the next—so collectors aren't usually tempted to add them to their shelves.

But on the flip side, they're cute, easy to find, and inexpensive thanks to mass production, and if it withers, you don't have to feel heartbroken. It's perfect for getting started in the world of cacti! And from here, we hope you'll want to explore even deeper and discover more about these fascinating plants.