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Orchid
Care in the Home
Orchid growing in the home need not be difficult Though many people
consider orchids difficult to grow, certain species are suitable
for the beginner or hobbyist. Orchids of the genera Cattleya,
Phalaenopsis, and Dendrobium
make good choices for those new to orchids.
A
sill on an east-facing window is the ideal spot for many types
of orchids as most benefit from medium-to-high light levels and
warm temperatures. The perfect window location also includes a
heat source just below it. Orchids respond best to higher levels
of humidity; place pots in gravel-filled trays to maintain moisture
around the plants. Good air circulation is also important for
successful orchid growing.
Where
natural light is insufficient, orchids can be grown using a combination
of fluorescent and tungsten tubes.Care
should be taken that moisture and heat requirements be maintained.
More elaborate methods of growing orchids include window greenhouses
and dedicated freestanding orchidariums.
CATTLEYA
ORCHIDS - These are large plants, growing from 20 - 80 inches
depending upon the variety. Known for grand,
showy scented flowers, Cattleyas are very sensitive to heat. While
they need plenty of light, they should be protected from direct
sunlight. Growing medium should be allowed to dry out almost completely
between waterings. Temperature requirements should not exceed
82° F (28° C) during the daytime. Night temperatures should not
drop below 55° F (15° C). Best flowering is achieved when there
is a marked difference between day and night temperatures. Flowers
last about two weeks on the plant. Do not fertilize Cattleyas
for one or two months after flowering.
PHALAENOPSIS
ORCHIDS - Probably the best orchid as a
"house plant," these orchids feature multiple blooms at the ends
of graceful arching spikes. The adult plants are very tolerant.
Still, they should not be exposed to full sun. Water regularly
with no rest period or drying out. Temperatures of between 77
- 86° F (25 - 30° C) are ideal, but plants will adapt to slightly
lower temperatures in the home provided sufficient humidity is
maintained. After the flowering period has ended, cut the spike
just above the second or third node to encourage re-flowering.
DENDROBIUM
ORCHIDS - This is one of the most diversified of the orchid
groups with well over 1400 identified species. In addition to
the wide variance in appearance, these orchids vary greatly in
their cultural needs. The type of leaves is a good indicator of
the sort of care a particular species requires. In general, Dendrobium
orchids appreciate strong light. Temperature requirements vary
according to the species. Ideal humidity is in the range of 60
- 70% during growth periods.
Dendrobium
Orchid Plants
The exotic Dendrobium orchid was grown in Hawaii under natural
conditions. Your orchid plant will thrive in normal household
conditions. No green house is necessary.
Light: Place plant near window with morning or late afternoon
sun. Can be placed outside in summer in partial shade.
Moisture:
Volcanic cinders are used as medium to retain moisture as well
as providing air for the roots. Water plant twice a week as needed
(do not overwater). Fertilze once a month misting with a general
water-soluable fertilizer (14-14-14 or 30-10-10). Follow instructions
on the label.
Replanting:
When plant outgrows its pot, repot into larger pot. You can use
fir bark, coco-chips, and rock as potting material.
Temperature:
55 to 85 degrees F. Do not expose to extreme cold.
Fast Facts About Dendrobium Orchid Flowers
The dendrobium orchid, a most elegant tribute to the image of
Hawaii as paradise, has for centuries symbolized love,
tenderness, joy and friendship. But, to the orchid lover, the
dendrobium symbolizes much more. Not just ease of use and length
of vase life, but versatility as well. The cascading sprays and
delicate beauty of these - the quintessential flower of the tropics
- enhance occasions from the everyday to the extravagant. Cut
Flowers To retain the dendrobiumıs radiance for up to two weeks,
follow these healthful hints.
- Unpack
the flowers immediately.
- Trim
up to 1/2 inch off the stems.
- Place
the flowers in a clean vase with clean water or a commercial
floral preservative. If your dendrobiums are wilted upon unpacking,
simply submerge whole sprays for 10 to 15 minutes in cool tap
water.
- Recut
stems once or twice per week.
- Use
clean water - with or without a floral preservative.
- Keep
flowers away from heat sources.
- Avoid
temperatures below 45 degrees F.
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