Cactus Gymnocalycium mihanovichii Koi

The Gymnocalycium mihanovichii 'Koi' is a unique and colourful cactus prized for its beautiful marbled variegation in shades of green, cream, yellow, pink and orange. Named after the ornamental koi fish, each plant displays its own distinctive pattern, making every specimen truly one of a kind.

Compact, slow-growing and easy to care for, this striking cactus is perfect for sunny windowsills, desks or as part of a cactus and succulent collection.

Plant Care

☀️ Light
Prefers bright, indirect light with a few hours of gentle direct sunlight each day. Avoid intense afternoon sun, especially during the hottest months.

💧 Water
Allow the soil to dry out completely between waterings. Water sparingly, particularly during autumn and winter.

💨 Humidity
Thrives in low to average household humidity. No additional humidity is required.

🌡️ Temperature
Prefers temperatures between 18–30°C. Protect from frost and temperatures below 10°C.

🌱 Feeding
Feed once a month during spring and summer with a diluted cactus fertiliser. Do not feed during winter dormancy.

Why You'll Love It

• Stunning multicoloured variegation inspired by koi fish
• Every plant has a completely unique pattern
• Compact, slow-growing and easy to care for
• Perfect for sunny windowsills and small spaces
• A fantastic addition to any cactus or rare plant collection

Pet Friendly?

Generally yes. Gymnocalycium species are considered non-toxic to cats and dogs. However, like most cacti, they have sharp spines that can cause injury, so it's best to keep them out of reach of curious pets and children.

Please Note

Every Gymnocalycium mihanovichii 'Koi' is unique. The colour, variegation and shape will naturally vary from plant to plant, making each specimen truly one of a kind. Your plant will arrive healthy and carefully packaged, ready to thrive in its new home.