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Mammillaria bombycina "Split spines"
(cv. Trispina)

CACTUS ART
NURSERY

Cultivation and Mail Sale
of Cacti and Succulents.


This very rare cultivar has unique "Split spines". This is an exclusive feature never seen in other cacti.
 

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Family: Cactaceae

Scientific name: Mammillaria bombycina
First description by Quehl, Monatsschr. Kakteenk. 20: 149 with fig. (1910)

cv. Split spines (sometime called cv. Trispina )

Synonyms of M. bombycina:

  • Neomammillaria bombycina (Quehl) Britton and Rose 1923,
  • Chilita bombycina (Quehl) Orcutt 1926
  • Ebnerella bombycina (Quehl) Buxbaum 1951

Description:  Plants often form large clumps up to 80 cm wide. Stems globose to club shaped, bright green, 7 - 14 cm tall, 5 - 6 cm in diameter. With dense wool and bristles in the axil.
Spines: Central: 3 - 8, yellow with dark reddish brown, straight, and up to 11 mm long. T he lowermost one is 20 mm long, split and forms two accessories with lateral forking.  Radials: 30 - 64, stiff, thin, needle-like, glassy white to yellowish white, up  to 8 mm.
Flower: Funnel-form, bright pink, up to 15 mm in length and in diameter.


 

 



It is an easy bloomer and one of the easier species to grow, they are the most beautiful when cultivated in the full sun.

Cultivation: Water regularly in summer, but do not over-water (rot prone).  Use a 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 it needs bright light, and some direct sun.
Propagation: Grafting, division of larger clumps.

Photo of conspecific taxa, varieties, forms and cultivars of Mammillaria bombycina.

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

Photo gallery MAMMILLARIA

Home | E-mail | Plant files | Mail Sale Catalogue | Links | Information | Search

All the information and photos in cactus art files are now available also in the new the Enciclopedia of Cacti. We hope you find this new site informative and useful.