Copiapoa tenuissima f. monstruosa is an unusual form of the Chilean species, known for its irregular, sculptural growth. The stems often grow in a spiralling pattern with distorted ribs, topped with clusters of pale wool at the crown. The plant’s surface is dark green to grey-green, with short, white areoles that contrast against the body, giving it a textured appearance. Like the typical form, it is adapted to the hyper-arid coastal deserts of northern Chile, where fog provides much of its moisture. In cultivation, it occasionally produces small yellow flowers during the warmer months.
Care Tips:
Light – Provide bright light to full sun to maintain compact growth and natural colouring.
Water – Water sparingly, allowing the soil to dry completely between watering; reduce watering further in winter.
Humidity – Prefers low humidity and good airflow, mimicking its desert habitat.
Media – Use a coarse, mineral-rich, free-draining cactus mix.
Temperature – Ideal temperature range is 10–30 °C; protect from frost.
Fertiliser – Apply a low-nitrogen cactus fertiliser during active growth in spring and summer.
Repotting – Repot every 3–4 years, as this species grows slowly and prefers to remain undisturbed.
Shipping and Biosecurity Information
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Dispatch:
Orders are dispatched on a rolling basis.
Most orders ship within 3–5 business days, depending on biosecurity processing, weather, and order size.
Express Shipping speeds up transit after dispatch only.
Biosecurity Fees:
WA & TAS: $20 per order
NT: $10 per order
Fees are included at checkout and cover mandatory plant health certification.
Important:
A physical address is required for certification (delivery to PO Boxes is still allowed).
Collectors Online operates independently from Collectors Corner.
