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Sulcorebutia gerosenilis
(Field number KK
2005 near Zudañez, province Chuquisaca, Bolivia Altitude: 2750 m over
sea level)
Grafted on a short Opuntia stock
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Description: This is a very distinctive
plant even without flowers. Its senile appearance is reflected in the
name.
Stem: at first single, offsetting in age forming clusters or
cushions, each stem 25–40 mm long and 25–40 mm wide of a bright red.
Flowers are cherry-red with pale centre, and arrive in late spring.
Spines: Hair-like, white or yellowish, twisted.
Cultivation:
These mountain plants have
a thick taproot and are susceptible to overwatering. They need to be
kept in a cool place during winter rest (at 0-10°C).
This is important
for the flowers, as well as for their health. Without this cool winter
period they normally won't get any buds. Grafted plants are very easy to
grow, and are quite frost hardy -5 (-10)° C. Needs a full sun exposure.
25–35 mm long.
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Grafted on Opuntia compressa |

A flower of opuntia from the grafting stock |
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