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Emm's Plant House

Gymnocalycium mihanovichii Cactus 'Spineless' Mountain Twin XL 10cm H17cm

Gymnocalycium mihanovichii Cactus 'Spineless' Mountain Twin XL 10cm H17cm

Regular price £23.00 GBP
Regular price Sale price £23.00 GBP
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Gymnocalycium mihanovichii 'Spineless' Mountain Twin' is a unique and visually striking form of the popular Moon Cactus. It features smooth, spineless, rounded ribs and comes in a range of vivid colors, often grafted onto hardy rootstock. Compact and sculptural, it’s a perfect choice for modern interiors or small cactus collections.

  • Full Botanical Name: Gymnocalycium mihanovichii 'Spineless' Mountain Twin'
  • Common Names: Spineless Moon Cactus, Mountain Twin Gymnocalycium
  • Country and/or Region of Origin: Native to South America (Paraguay and northern Argentina)
  • Growing Conditions in Native Habitat: Found in dry, rocky grasslands and lowland deserts, thriving in sandy, well-draining soils with infrequent rainfall

Care Guide

  • Care Guide:
  • Light: Bright, indirect light; avoid intense midday sun to prevent sunburn
  • Ideal Room: Sunny kitchen windowsill or conservatory
  • Feeding: Apply a diluted cactus fertilizer once every 6–8 weeks in the growing season (spring to early autumn)
  • Humidity: Low; prefers dry air
  • Ideal Temperature: 20–30°C (68–86°F); protect from temperatures below 10°C (50°F)
  • Watering: Water thoroughly, allowing the soil to dry completely between waterings. Reduce watering significantly in winter when growth slows.
  • Pet/Child Safe: Non-toxic — Gymnocalycium species are considered safe for cats, dogs, and humans (ASPCA). However, ingestion of plant matter may cause mild stomach upset. Always prevent pets, reptiles, amphibians, and children from chewing any plant.
  • Soil Type: Very well-draining cactus mix with coarse sand or pumice
  • Propagation: Offsets or grafting onto Hylocereus or Trichocereus rootstock
  • Eventual Height and Spread: Typically 5–10 cm tall; 5–8 cm wide
  • Growth Rate: Slow
  • Pests and Treatment: Watch for mealybugs and scale insects; treat infestations with neem oil or insecticidal soap
  • Repotting: Every 2–3 years in spring using fresh cactus mix
  • Pruning: Not required; remove dead or damaged tissue carefully
  • Air Purification: Minimal; primarily decorative
  • Folklore: Known as a symbol of resilience and endurance; often given as a gift representing protection and long life
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