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Description: Plants solitary or clustering.
Stems: Globose, dark green, 1 - 8 cm high and in diameter.
Without latex.
Tubercles: Tubercles not compact, conical to cylindrical.
Axil with some
with bristles, sparsely woolly.
Radial spine: 10 - 29, flattened against the stem surface,
white, finely
pubescent, 6 - 9 mm long.
Central spine: 0 - 7, awl-shaped, yellowish to red to dark brown,
8-16 mm long, one or two hooked.
Flower: Funnel-form, less deeply
set, yellowish white, 10 - 20 mm long and
in diameter.
Fruit: Globose to ovate, green to bright red.
Seed: Brownish black,
coarsely pitted.
Cultivation: An easy species in
cultivation, with offsets formed at irregular intervals.
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 -12°C). Outside full sun or
afternoon shade, inside it needs bright light, and some direct sun.
Propagation: Direct sow after last frost, division.
Offsets are easily detached and rooted.
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Cultivation
and Mail Sale 
