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Green
Culture Singapore
Feature
Article for May 2006
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Text & Pictures
by Wilson Wong
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Edited
by Lynnette Terh
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Online
on 21 May 2006
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If
you are looking for a low maintenance plant to grow at home or
in office, the Peperomia is the plant for you.
Peperomia
do not demand a huge amount of care. Most species are relatively
slow growers and hence they do not outgrow their containers that
quickly. That should save you much time from pruning and repotting
them.
In
addition, they require average humidity and non-variegated species
are not light hungry, which make them ideal inhabitants on a bright
windowsill. They are also relatively disease-proof and pest-free.
Finally,
Peperomia also do not require frequent watering and are not
heavy feeders - good for busy and forgetful individuals!
Peperomia
are herbaceous plants that originate from South America. They have
been reclassified into a family to call their own - Peperomiaceae.
Previously, these delightful plants have been grouped under the
Piperaceae or pepper family. The name 'Peperomia' is derived from
the Greek words 'peperi' and 'homoios', which referred to their
resemblence to the true pepper plant. Peperomia produce curious-looking
inflorescenes look like tails of the rat.
PEPEROMIA
- PLANTS OF MANY HABITS
You
will be spoilt for choice when it comes to Peperomia. Depending
on the occasion and feel, you can select a plant according to their
distinct growth habits.
Some
Peperomia are upright plants that sport thick leaves. Others
grow as a compact rosette like an African violet. There are a handful
of species that are vine-like where their weak stems sprawl over
the pots.
New
Peperomia species and their cultivars are constantly being
introduced into the market, which feature plants with interesting
leaf shapes, textures and variegations.
Below
is a list of Peperomia species and their cultivars that have
been spotted in Singapore nurseries at the time of writing.
The
Upright species
This
group of Peperomia has waxy, thick, leathery leaves that
are borne on rather sturdy stems. Some species from this group will
trail a bit with time as the stem elongates. They make very elegant
and stately specimens when displayed on their own on top of a table.
Plants
that are sold in the nursery may be recently rooted cuttings so
do check for a well-developed root system prior purchase!
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Peperomia
clusiifolia
(Red-edge Peperomia)
This
species has rather large spoon-like leaves where the centre
is slightly concave. The leaves are dark green in colour
and have a characteristic red margin.
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Peperomia
clusiifolia 'Jellie'
This
plant is the variegated version of the Red-edge Peperomia.
Similar to its all green counterpart, it spots the same
red edge on its leaves except that the leaves now have a
cream coloured background with splashes of green on it
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Peperomia
metallica
This
exotic looking species has small, elliptical leaves that
are dark red or green in colour, depending on the lighting
conditions in which the plant is grown. What's interesting
is that there is this wide silver stripe that runs down
the middle of each leaf.
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Peperomia
obtusifolia
(Baby Rubber Plant)
The
most common and representative of the species is Baby Rubber
Plant, which has thick, dark green, glossy, elliptical-shaped
leaves.
There
are numerous cultivars of the Baby Rubber Plant and their
descriptions are given below.
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Peperomia
obtusifolia 'Green & Gold'
This
species is very similar in appearance to Peperomia obtusifolia
'USA' but has larger leaves that are patterned unevenly
in a golden-yellow colour.
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Peperomia
obtusifolia 'USA'
The
variegated cultivar has leaves that are creamy white with
a splash of dark green spreading from the mid-rib.
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Peperomia
peltifolia
The
Peperomia has relatively flat leaves that are just
plain green in colour. Held on erect stems, the leaves are
roundish in shape, which tapers off at the end - looks like
a huge tear drop.
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Rosette
species
The
rosette Peperomia are very compact, bushy plants and they
are the signature plants that represent the Peperomia genus when
you open up a book on houseplants published in the West.
Many
species from this group have very interesting leaf shapes and variegations,
which make them very suitable to be either displayed alone in a
trendy cache pot or they can be grouped together inside a shallow
azalea pot to make a group display or dish garden.
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Peperomia
argyreia
(Watermelon Peperomia)
This
plant is commonly known as the Watermelon Peperomia due
to the close resemblence of the markings on its leaves to
the fruit. Supported on long reddish petioles, the tear
drop-shaped leaves are dark green and have silvery-gray
stripes that radiate from the center.
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Peperomia
caperata
(Emerald Ripple Peperomia)
The
'original' Emerald Ripple Peperomia has heart-shaped, dark
green leaves with deep creases along the veins, giving the
leaf a corrugated appearance. Petioles are red like what's
seen in the Watermelon Peperomia.
There are numerous new cultivars of the Emerald Ripple Peperomia
in the market now. They include the following:
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The
red-leaved Emerald Ripple Peperomia
Peperomia
caperata 'Alesi'
Peperomia
caperata 'Mika'
Peperomia
caperata 'Schumi' (shown left)
Peperomia
caperata 'Schumi Red'
These
cultivars have dark red leaves, in varying shades, akin
to the colour seen in some red wines. The main differences
between these cultivars are size of the leaves and compactness
of the plants. If all these cultivars are put together,
it is difficult for anyone to tell them apart.
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The
variegated Emerald Ripple Peperomia
Peperomia
caperata 'Orange Lady'
Peperomia
caperata 'Pink Lady' (shown left)
Peperomia
caperata 'Suzanne'
Peperomia
caperata 'White Lady'
These
cultivars have irregular splashes green, pink and white
on their leaves. Totally unpredictable and crazy with regards
to how the variegation of the next leaf will look. These
plants need to be grown in good light to prevent the rapid
loss of variegation.
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Peperomia
griseoargentea
(Ivy-Leaf Peperomia)
The
heart-shaped leaves of the Ivy-Leaf Peperomia are pewter-like
but glossy. The veins are sunken slightly only, unlike the
deeply corrugated version seen in the Emerald Ripple Peperomia.
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Trailing
species
The
Peperomia species in this group have either succulent or
wiry stems. Young plants that have just been struck from cuttings
hold their stems erect. With time, the stems will prostrate as the
vines get longer. Plants from this group are very often used in
hanging baskets or planted along the sides of large planters to
soften the edges.
Peperomia
roundifolia
(Creeping Buttons)
As
the common name suggests, the leaves of this species are
round in shape, very much alike to buttons on our clothes.
The leaves are small and green, giving it a dainty and graceful
look when grown in a hanging basket.
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Peperomia
scandens
(Cupid Peperomia)
The
varigated version of the Cupid Peperomia (P. scandens
variegata) is the one that is commonly grown here. A
plant with rather succulent stems and thick, heart-shaped
leaves that have a splash of green against a cream coloured
background.
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CULTURE
Light
Plants
require bright sunlight and a good position for all Peperomias is
one that receives filtered sunlight. Peperomia do not like direct
sunlight as their leaf colours will be bleached.
As
usual, the all-green varieties are more tolerant of shade. The upright
species are often grown on the office desk where light is severely
lacking and growth often stagnates due to the lack of light.
All
variegated Peperomia cultivars are not forgiving when light requirements
are concerned. They will quickly revert to all green when there
is insufficient light.
Water
Never
overwater Peperomia. Allow the potting mix to dry out before the
next watering. The plant should never be allowed to have wet feet,
especially the rosette species which are very prone to crown rot.
Some people have resorted to watering plants by standing the pot
in a saucer of water. This prevents water from getting trapped within
the crown of plants.
Due
to these reasons, Peperomia are not exactly suitable for outdoor
growing in the tropics due to the liability to rot under perpetually
wet conditions during the rainy monsoon season.
Feeding
Fertilize
monthly with a soluble balanced fertilizer. Slow-release fertilisers
can be used too.
Potting
Grow
plants in a porous mix that has good drainage, for example, 2 parts
of sifted burnt earth and 1 part of organic material like cocopeat,
compost or top soil.
Peperomia
like to be pot bound and hence transplant them only when roots are
peeking out of the drainage holes beneath the pot. Do not overpot
the plant and choose a new pot that will allow about 2 cm between
the rim of the pot and the root ball.
Propagation
Upright
and trailiing species
Plants
from this group can be easily propagated from stem-cuttings. Take
tip cuttings and stick them into a well-drain mix. Stems can be
allowed to root in a glass of water. Cuttings will usually take
root in about a fortnight's time.
Rosette
species
Rosette
species are most commonly propagated via leaf cuttings but very
crowded clumps can also be divided.
To
propagate rosette Peperomias via leaf cuttings, take a leaf with
a little bit of stem attached to it. Coat the leaf stalk with a
small amount of rooting hormone and them stick this end into some
moist potting mixture. Cover with a plastic bag to conserve moisture
but do air the set-up occasionally if excessive moisture builds
up and this will prevent rotting. New plants will start from the
base of the leaves.
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