Myrtillocalycium cv. 'Polyp'

Myrtillocalycium cv. ‘Polyp’

Rare Monstrose Collector Cactus

You will receive this exact specimen.
Scion measures 7.5" wide × 7" tall.
Entire specimen measures 13" tall above the soil line.

Exceptional collector specimen displaying dramatic monstrose growth, dense sculptural clustering, and the unusual organic form that makes Myrtillocalycium ‘Polyp’ one of the most fascinating cactus cultivars in cultivation.

Showcased here in Handmade Pottery – Mineral Falls Vessel No. 169 (sold separately).
Roots as shown.
Will be shipped bare root.

🌵

Myrtillocalycium cv. ‘Polyp’ is a rare cultivated cactus form prized for its extraordinary mutation and highly unusual growth habit. A hybrid involving Myrtillocactus and Gymnocalycium lineage, this cultivar is celebrated for producing unpredictable clusters, folds, and sculptural formations unlike traditional cactus growth.

The name “Polyp” perfectly describes its unusual appearance — a living structure of repeating forms that seem to emerge and multiply across the surface. Rather than growing as a single predictable column or globe, each specimen develops its own arrangement of shapes, creating a completely individual botanical sculpture.

This specimen displays the features collectors seek most: impressive size, strong clustering, mature development, and an incredible balance between organic movement and architectural structure. At 7.5" across, the scion has developed significant presence and complexity.

Grafted specimens allow these rare mutations to grow with greater strength and stability while showcasing forms that would otherwise develop extremely slowly. Over time, the surface continues to change as new growth points emerge, making each stage of development different from the last.

Unlike traditional cacti admired primarily for symmetry, Myrtillocalycium ‘Polyp’ celebrates irregularity — the unexpected beauty of mutation, repetition, and natural variation.

A cherished cultivar prized for its:

extraordinary monstrose growth
large sculptural scion formation
rare collector genetics
constantly evolving structure
and unmistakable living-art presence

A fascinating cactus for collectors drawn to the unusual edge of plant evolution, where natural growth becomes sculpture.

Care Instructions

☀️ Light
Bright light to gentle sun. Provide strong illumination to maintain healthy growth and compact form. Introduce intense sunlight gradually, especially after shipping or environmental changes.

💧 Water
Allow soil to dry completely between waterings. Water thoroughly during active growth periods, then allow the soil to become fully dry before watering again. Reduce watering significantly during cooler months.

🪨 Soil
Requires a fast-draining cactus mix with excellent mineral content. Pumice, lava rock, decomposed granite, and coarse amendments are ideal.

🌡️ Temperature
Protect from frost. Prefers warm growing conditions and should be protected from extended cold exposure.

🌬️ Humidity
Low humidity with good airflow is preferred. Avoid prolonged moisture around the base and graft union.

📈 Growth Habit
Monstrose grafted cactus producing irregular clusters, folds, and unusual formations. Growth patterns naturally vary and continue developing additional character over time.

✍️ Special Note
Each Myrtillocalycium ‘Polyp’ develops differently. The unusual shapes and formations are natural expressions of the cultivar and are what make these specimens especially collectible.

Why It Stands Out

• Large 7.5" wide mature ‘Polyp’ scion

• Rare monstrose collector cactus cultivar

• Extraordinary sculptural growth and texture

• Completely unique specimen — no two develop alike

• Highly sought after by collectors of unusual cactus mutations

• A true example of living botanical sculpture