Dendrobium Nobile, An Orchid-Bamboo



Dendrobium nobile, an orchid-bamboo

Genre Dendrobium, one of the largest within orchids, has more than a thousand species that grow in their native habitat in lowland moist forests or mountain forests at more than 2000 m above sea level. 'altitude. They are terrestrial or epiphyte, with deciduous foliage or not, but they are never hardy: 10° C at least.

Pseudobulbs, elongated, sometimes branched, are also called "canes" because they look a bit like bamboo stems. They bear linear or lanceolate leaves, at the end of the stems or in two rows.

From the nodes of the pseudobulbs, long stalks develop on which appear solitary flowers, either in clusters or in panicles.

It's not always easy to make an orchid bloom again Dendrobium because the conditions are not obvious to meet.

  • Family: Orchidaceae
  • Type: perennial
  • Origin: Southeast Asia, India, Australia, New Guinea, Pacific Islands
  • Color: white, yellow, red, pink, yellow-green, mauve flowers
  • Sowing: no
  • Cutting: yes
  • Planting: when the shoots appear
  • Flowering: late winter-early spring
  • Height: up to 0.6 m depending on the species

Ideal soil and exposure for the Dendrobium Orchid

The orchid Dendrobium needs a special Orchid potting mix consisting of 60% ground bark, 20% perlite and 20% ground charcoal, if it is an epiphyte variety, or composed of 40% peat, 50% sand and 10% perlite.

The exhibition will vary according to the cycle of the orchid:

  • May to September: keep the plant in the shade by watering regularly (twice a week)
  • October to March: full light keeping dry.

Date of planting and planting of the Dendrobium orchid

When the plant almost fills its pot, you can divide it when the shoots restart. You must keep at least 6 to 8 pseudobulbs. Attention, because the Dendrobium do not like potting too much.

Small discards called "keikis" can appear in the axils of the leaves in the spring: let them grow during the summer then you can put them in pots by detaching them as soon as they have enough roots.

Board of care and cultivation of the Dendrobium orchid

The flower stalks need to be staked. Flowering will be better if the Dendrobium are in a little pot. To prolong flowering, do not overdo watering and, if possible, place the plant cool during the night (10 to 15° C). When watering, bring a fertilizer every three waterings.

make a Dendrobium orchid bloom again

How to refreshing a Dendrobium orchid?

At the end of the summer, towards the end of August / September, take the orchid outside, in the shade and sheltered from the rain, so that it benefits from the cooler nights. After about a month and a half, around the beginning of October, some buttons will appear: you can then put it back inside so that it offers you its flowers at the end of winter.

Diseases, pests and parasites of the Dendrobium orchid

Red spiders and mealybugs are the main enemies of orchids Dendrobium.

The most common of this kind of orchid is Dendrobium nobile, which is epiphyte, semi-persistent, with cylindrical to conical pseudobulbs and flowers 3-6 cm in diameter, pale pink with the amethyst end, and labellum stained with brown. It has spawned many hybrids sold in all garden centers.

There are other less common species like Dendrobium chrysanthum with golden yellow flowers in hanging bunches, Dendrobium wardianum with white flowers tinged with purple with a brown spot on the labellum, Dendrobium speciosum with scented flowers white cream badly opened, in clusters...

Use of Dendrobium nobile in Chinese medicine

pseudobulbs of Dendrobium nobile

The Dendrobium nobile is one of the 50 fundamental plants of Chinese herbology, one of the pillars of traditional Chinese medicine: in Asia, this orchid is cultivated sometimes only to harvest pseudobulbs that are dried for use in decoctions or mother tincture.

It is attributed stimulating properties of the immune system, it has rehydrating virtues to mitigate the inconvenience associated with dry and hot weather, such as intense thirst, sunburn or sunburn.It is supposed to have beneficial effects on eye diseases. However, no scientific study confirms all these assumptions: it is therefore necessary to stay away from all uses in herbal medicine.


Video: Orchid Care: Reblooming Dendrobium nobile Orchids & Dendrobium keiki's - A story of two Brothers.


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