Mammillaria spinosissima 'Compacta' - One Off Specials
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Mammillaria spinosissima, also listed under the synonym Mammillaria pico, is a striking cactus native to central Mexico, where it thrives in arid, rocky slopes. The 'Compacta' form is highly sought after for its tightly packed, upright stems and especially dense spination. These exceptional, large specimen plants are rare, and only three are available.
Care Tips
- Light: Prefers full sun to very bright indirect light for compact growth and flowering.
- Water: Water sparingly; allow soil to dry completely between waterings during active growth.
- Humidity: Tolerates dry air; avoid excess humidity especially in cool weather.
- Media: Use a gritty, fast-draining cactus mix with added perlite or pumice.
- Temperature: Ideal between 10–30°C; protect from frost below 5°C.
- Fertiliser: Feed monthly in spring and summer with diluted cactus fertiliser.
- Repotting: Repot every 2–3 years or when clump outgrows its container.
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.
Size: 100mm Sq Pot - A