Cactuspedia home | E-mail | Photo gallery | Dictionary | Search 

This old page has been moved! Click the link next on the right to enter the new Enciclopedia of Cacti. We hope you find this new site informative and useful.

The Encyclopedia of Cacti

 

Mammillaria compressa cristata CACTUSPEDIA       

 


Mammillaria compressa cristata type B (Stout bluish form)
 

Description: The standard Mammillaria compressa is a heavily clustering plant that form up to 1 m large cushion. It is among the most famous cacti for its easily clustering and easily flowering habit.
The beautiful crested form develops huge brain-shaped hemispherical cushion.
However there are several different crested clones, some of them very
distinctive. (cf. Mammillaria compressa cv. YOKAN) Older crested plant are very priced.
Description: Globular cactus, solitary at first, later forming massive clumps to 1 m wide.
Stems: Club shaped to cylindrical, bluish grey-green, up to 10 cm in diameter, up to 25 cm tall. With latex. Tubercles are prominent, close set, firm, bluntly angled and keeled.  The Axil  bears  white wool and bristles.
Central spines: Absent.
Radial spines: 4 - 6, unequal, chalky white with brownish tips, 20 - 70 mm long, some very short
Flowers: Bell shaped, purplish pink to deep red, 1-1,5 cm in diameter.
Blooming season: Winter, early spring.
Fruits: Club shaped, red.

 

Cultivation: It is a  rapid growing  species .  Water regularly in summer, but do not overwater (Rot prone) Use pot with good drainage and a very porous potting media,  keep dry in winter. Feed with a high potassium fertilizer  in summer. It is quite frost resistant if kept dry, hardy as low as -5 C (some reports give it hardy to -12C) Outside full sun or afternoon shade, inside needs bright light, and some direct sun.
Propagation:
By  stem cuttings  from adult plants in spring or summer or by  grafting. Pieces of crest must be dried out for at least 3 weeks before planting in coarse river sand. This is quite an easy alternative and success is almost always guaranteed.
 

Picture of conspecific taxa, varieties, forms and cultivars:

Family: Cactaceae (Cactus Family)
 
Scientific Name: Mammillaria compressa f. cristata

Origin Garden origin (Nursery produced cultivar)

Conservation status: Listed in CITES appendix 2.


Mammillaria compressa cristata type A ( Thin green form)
Forms large tangled crests. Easily to grow on its own roots.
 

 

 



 

Cactuspedia home | E-mail | Photo gallery | Dictionary | Search 

This old page has been moved! Click the link next on the right to enter the new Enciclopedia of Cacti. We hope you find this new site informative and useful.

The Encyclopedia of Cacti