Feast your eyes on the Myrtillocactus geometrizans, AKA the Blue Myrtle Cactus. With its captivating blue-green hue, unique geometric ridges, and funky yet minimalistic spines, this cactus is like a child’s drawing of what a cactus should look like, come to life!
Bring a touch of desert spirit to any desert plain or deserted/plain corners of your home with Myrtillocactus geometrizans.
Myrtillocactus geometrizans – Blue Myrtle Cactus Care & Info Guide
Horty Hints
Less is more! Allow your catus’ soil to dry out completely in between watering. Water sparingly to avoid root and stem rot.
Shade-seeker! Surprisingly, this cactus prefers to stay out of direct sunlight. Seek an area with plenty of light, or with occasional shade during the day for best results.
Life-size! Despite its adorable size, with room to grow, the Blue Myrtle can eventually reach heights of around 5 metres!
Light
This cactus prefers bright light and is happy with some direct sunlight once established, however, be aware that too much direct sun may cause scorching.
Watering
Myrtillocactus geometrizans is drought tolerant. Water sparingly once the soil has dried out to avoid overwatering, as this can lead to waterlogged roots and create the perfect conditions for rot to take hold.
Temperature
Happy anywhere between 10-27°C but happiest in warm conditions. Avoid cold draughts. It can tolerate lower temperatures, but to avoid harming your plant, keep it above 8°C.
Humidity
This cactus will tolerate drier spaces but may suffer in areas with typically high humidity. Keep out of steamy rooms like the kitchen and bathroom.
Feed
Feed with cactus and succulent fertilizer during the summer months.
Height & Growth Rate
Ultimate height in its native environment is anything up to 5m. When grown indoors it should stay at a manageable height for many years. Fast growing.
Toxicity
This cactus is not considered toxic – however the spines are sharp, so please take care when handling the plant.
Origin
Native to central and northern Mexico.





























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