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Rebutia simoneana R736
Green body, whitish spines, deep orange flowers |
Description: Small clumping plants,
Stems: Individual heads, short,
cylindrical,
3-6 cm
wide, 4 cm tall. The colour of the epidermis varies from grey-green
to olive-green.
Spines: Short whitish radials with few pale brownish centrals.
Flowers: 4-4,5 cm in diameter,
bright orange-red.
Roots: Fibrose root, eventually slightly enlarged and juicy .
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Cultivation:
These small growing
plants come from
mountainous areas, so like bright light,
and cool and
dry conditions in the
winter. This is important for the
flowers as well as for the
plants' health. Without this
cool winter period (0-10° C) they normally won't get
many
buds. They have a thick
taproot, and are of difficult cultivation and
rot prone, because of a great
sensitivity to
excess of watering, not easy to get to any large size on their own
roots (it's really a challenge to grow
them into a large
clump). They are commonly
grafted to avoid root problems, and
in order to make
them easier to grow.
Suited
for
brightly exposure; but
they can tolerate sunny exposure.
Suited for
airy exposures.
It is a
small container size plant
and prefers a
deep pot and good
drainage
to accommodate its
tap root..
It will occupy a small pot comfortably, and eventually remain a
manageable sized house plant.
It is very cold
resistant as low as to -10° C or less for short periods of time.
It is
a fine plant for a rock garden or container, contrasts well with agaves,
yuccas, and low-growing flowering plants. This variety is also likely to
flower as a house plant, but results will depend on a variety of growing
conditions.
Pests &
diseases:
It
is especially
prone to root rot,
therefore,
underpot
in a smaller container filled with very
porous compost.
Propagation: By cuttings, as it branches freely from the base.
It can also be grown from seeds or
by graft. Seeds can
be sown in the spring or summer. The seedlings should not be disturbed
until they are well rooted, after which they can be planted separately in
small pots.
Photo of conspecific taxa, varieties, forms and
cultivars of Rebutia spegazziniana.
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Family:
Cactaceae (Cactus
Family) |
Scientific name:
Rebutia simonena
Conservation status: Listed in
CITES appendix 2.
Etymology: These are named for P. Rebut, a 19th
century wine-grower and Cactus dealer from the Beaujolais region, who
got the first specimen to reach Europe from the Andes.
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Synonyms:
- Rebutia tarvitaensis Ritter, 1977
- Rebutia spegazziniana Backeb.
- Aylostera spegazziniana (Backeb.)
Backeb.
- Rebutia mamillosa Rausch
- Rebutia patricalyx F.Ritter
- Rebutia tarijensis Rausch
- Rebutia tarvitaensis F.Ritter
- Rebutia zecheri Rausch
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Roots are fibrous.
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