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Mammillaria microthele
SB 34 Presa de Guadalupe, San Luis Potosi, Mexico

CACTUS ART
NURSERY

Cultivation and Mail Sale
of Cacti and Succulents.


Mammillaria microthele ( v. superfina )
This is a relatively tough and user-friendly small cactus with tight, dense minute
white spines that lie flat against the plant so not that dangerous.

 


Photo and © copyright by Mladen Turcinovic (Hungary)
The flower are nearly pure white.

Description: Slow-growing flattened plants, clumping with tight, short white spines, form low mounds in time
Stems: Globose, dividing dichotomously, each stem are up to 6 cm in diameter.
Radial spine: 22 - 24 tiny, white and bristle-like that almost obscure the stem.
Flower: Rings of small (5 mm) nearly pure white (Or with light pink midstipe ) are produced in spring over a several weeks period

The so called M. microthele “superfina” is a particular nice selected form with very small tubercles and spines.
 

 

Cultivation: It is a  slow growing  species .  Use pot with good drainage and a very porous mineral-based potting mix,  keep dry in winter. Pot plants are quite wet-sensitively. Care must be taken with watering (Rot prone) and needs good drainage. Water sparingly during the growing season, keep very dry in winter.  Feed with a high potassium fertilizer  in summer.
Usually it is recommended to overwinter this plant in a bright and warm greenhouse with at least 8-10° C , but it proved to be quite frost resistant
(if kept dry it hardy as low as -10° C)Outside full sun or afternoon shade, inside needs bright light, and some direct sun.


Propagation: Direct  sow after last frost, cuttings (if available).

 

Family: Cactaceae (Cactus Family)


Scientific name:  Mammillaria formosa ssp. microthele (Muehlenpfordt) D.R. Hunt

First description: Mammillaria microthele Muehlenpfordt
Published in: Allg. Gartenz. 16:11 (1848)

Origin:  Origin: Mexico (Coahuila, San Luis Potosi, Tamaulipas).

Habitat:  usually found in limestone slopes of Agave lecheguilla-Hechtia glomerata scrub. Altitude 1.000 - 2.200 m.

Conservation status: Listed in CITES appendix 2.

Synonyms:

  • Mammillaria formosa Galeotti ex Scheidweiler
    1838
  • Mammillaria pseudocrucigera
  • Mammillaria arroyensis


Photo and © copyright by Mladen Turcinovic (Hungary)
Old plants with lots of branching are treasures.
Photo and © copyright by Mladen Turcinovic (Hungary)

 

 

Photo gallery: Alphabetical listing of Cactus and Succulent pictures published in this site.

Photo gallery MAMMILLARIA

A Special Thanks to all Those Who help us to make this web site
This plant description is based on research and personal experiences and is too short to provide a comprehensive coverage of the subject. Do you see an error in what is shown? Or do you know more about the species than we are showing? Your help is greatly appreciated. Why not send us an email with further information or photos so that we can correct or extend the information provided?

The photos in  this site are subject to copyright. Images may not be copied, downloaded, or used in any way without the expressed, written permission of CACTUS ART nursery and the original photographer.

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