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Dendrobiumsordendrobium orchidsare one of the most popular orchid types among habitation growers and orchid enthusiasts . Mainly cultivate for their flowers or as a ornamental house flora , these exotic beaut produce showy and touchy blooms in varying vividness , admit creamy white , dark-green , purpleness , and pinkish .
Many dendrobium orchids exist , and they vary in cultural requirements . Some species flourish comfortably in spicy condition ; some prefer cooler surroundings . no matter , these famed orchids are relatively gentle to grow .
Dendrobiums are also calledSingapore OrchidandBamboo Orchid .
The Genus Dendrobium: An Overview
Dendrobium ( Dendrobiumspp . ) is a diverse genus in theOrchidaceae familywith more or less 1,600 known coinage ( 1 ) .
They are the secondly - largest genus afterCattleyaspp.(2 ) and parcel out throughout India , China , Malaysia , Japan , Philippines , South Pacific , and New Guinea .
The namedendrobiumcomes from the Greek wordsdendron , which intend Sir Herbert Beerbohm Tree , andbios , which mean living referring to the plant’sepiphyticgrowth use . Swedish botanistOlof Swartzfirst described it in 1799 .
Characteristics of Dendrobium Orchids
dendrobium are sympodial epiphytic plant ( 2 ) , lithophyte , and less often terrestrial . Because of the genus ’ diversity , dendrobiums can be deciduous or evergreen , depending on the species . Their root also motley . Some have rhizomatous stems , while others do not have a rhizome . The pseudobulbs can quantify from 5 centimeter to 4.5 meters in acme .
The leaves of a dendrobium orchid alter from one to many with internodes well at or near the plant pedestal . They can be papery or leathery , lanceolate , oblong , or ovate , depending on the specie ( 4 ) .
Most flowers of dendrobium orchidaceous plant measure 1 to 2 inches across with three sepals , two petals , and another petal forming a mouth or labellum . They ordinarily range in shape and color ( 4 ) .
Nobile vs. Phalaenopsis Dendrobiums
more often than not , dendrobium are separate into two independent group : nobile dendrobiumsandphalaenopsis dendrobiums .
Nobile dendrobium , also called stately dendrobiumor dendrobium nobile ( den - nobile ) , are deciduous , soft cane dendrobiums . These deciduous species have leafy and foresighted pseudobulbs and lighter leaves that their hard cane counterpart . This type of dendrobium hybrids produce as many as 50 heyday per plant , and the bloom time can last up to 3 weeks .
genus Phalaenopsis dendrobiums , also call Dendrobium phalaenopsis ( den - phal ) , lineament efflorescence that front like genus Phalaenopsis orchid . They are evergreen and have pseudobulbs that are thin and marvellous . The leave are disconsolate than the nobile case . This character of dendrobium loanblend produces up to 20 blooms at a time . Some hybrid are even bloom more than once a twelvemonth .
Popular Dendrobium Species
#1. Dendrobium crumenatum
Scientific name : Dendrobium crumenatum
Common Names : Pigeon Orchid , Pigeon Dendrobium , Sparrow Orchid , White Dove Orchid , Purse - influence Dendrobium
Pigeon orchids(Dendrobium crumenatum)are famed white - flowered dendrobium commonly found in the Philippines , Singapore , Malaysia , Sri Lanka , Vietnam , Indonesia , and other role in Asia . These dendrobium orchidaceous plant feature mandrel - shaped , stretch stems that reach up to 1 m in length . At the base of the stems are sympodial pseudobulbs that quantify up to 12 atomic number 96 farseeing and 2.5 cm wide . The leaves are thick , leathery , oblong , and deciduous .
One clear-cut feature of this dendrobium mintage is the dove - like flower . The consummate white blooms , which typically measure 5 cm across , showcase a wind of yellowness at the center of the lip .
to boot , they are powerfully fragrant though the scent only lasts for a solar day . The anthesis of pigeon orchid occurs at irregular time interval but typically start nine years after the temperature all of a sudden drops to at least 5.5 degrees Celsius .
The species namecrumenatumoriginated from the Latin wordcrumena , which means “ leather money bag . ”
#2. Dendrobium taurinum
Scientific name : Dendrobium taurinum
Common Names : Bull Orchid , Bull Face Orchid
shit orchids(Dendrobium taurinum ) are epiphytic dendrobium orchid specie native to the Philippines ( 5 ) and the Maluku Islands in Indonesia . They are often found in mangrove forests .
The common name bull orchids name to the alien flowers that resemble a shit ’s header because of the twisted , corneous petal . The petal are lavender to purple , while the sepals are white . The brim is broad and white , with a hint of over-embellished and frilled gross profit margin . Each inflorescence accept 20 to 30 beautiful peak ( 5 ) . single flush can measure from 5 centimeter to 6.5 cm across ( 6 ) .
The pseudobulbs of bull orchid are slightly cylindric and measure up to 1.5 long and 2.5 centimetre in diam . The leave are oblong - elliptic , broad , glossy , and dark common .
#3. Dendrobium cucumerinum
Scientific Name : Dendrobium cucumerinum
Common Names : Cucumber Orchid , Gherkin Orchid
Cucumber orchidsorD. cucumerinumis a miniature case of dendrobium aboriginal to eastern Australia . The species namecucumerinumoriginates from the Latin wordcucumis , which think of cucumber vine and refers to the epiphytic orchidaceous plant ’s gherkin - same leaves on a thin , creeping rhizome .
The erect blossoming stems can produce up to 18 cream , dark-green - scandalmongering , or white prime with typical reddish - purple stripes . Both the sepals and petals are irregularly twist , while the lip is curved . The flowers are short - lived and bloom during previous wintertime and springtime .
#4. Dendrobium anosmum
Scientific Name : Dendrobium anosmum
Common Names : Unscented Dendrobium , Hono - Hono Orchid
Another popular mintage of dendrobium orchids is theunscented dendrobium(D. anosmum ) . It is widespread in the Philippines , where it is topically referred to assanggumay , as well as in New Guinea , Borneo , Indonesia , Malaysia , Sri Lanka , Laos , and Vietnam .
D. anosmumis a large - sized dendrobium that grow up to 3 m tall . The green leave are oblong - elliptic , deciduous , sarcoid , and shining . prime flower in the spring with up to 10 flowers per spike . The flowers can be dark pink to purple .
#5. Dendrobium aphyllum
Scientific Name : Dendrobium aphyllum
Common Names : Hooded Orchid
Also known for the namehooded orchidaceous plant , D. aphyllumfeatures a strobilus - form labellum that lay it aside from other types of dendrobium orchidaceous plant . It can be find in India , Nepal , China , Thailand , Vietnam , Malaysia , Bhutan , Laos , and Cambodia .
Hooded orchids are epiphytic and sometimes lithophytic . They produce clusters of alien , short - lived flowers , often in grouping of three , on many overhanging flower spikes . Each bloom has translucent , yellow - ointment to whitened or lavender - pinkish sepals and petals surrounding a cone - shaped pale yellow sass . The lip is cut through with soft , shortsighted hairs along the gross profit margin and on the external aerofoil .
How To Grow Dendrobium Orchids
Dendrobium is a complex and big genus with M of known species and hybrids . Thus , the ethnical requirements for dendrobium change depending on the department of the genus to which they belong .
Species in the dendrobium genus are divide into six chief sections . These are Phalaenanthe , Dendrobium , Spatulata , Callista , Formosae , and Latouria . Below is a quick templet on dendrobium orchids ’ general care and maintenance .
Light
Like cattleyas and other type of orchidaceous plant , dendrobium favor lots of light , but photo to direct sunlight should be avoided ( 7 ) . set your dendrobium works in an area where it can receive tolerable light like a lightly shaded S - facing window .
Dendrobiums will still grow under humble loose experimental condition , but flowering may be dissemble . Some dendrobium will produce keikis ( sister plants ) , which is a sign that the plant is not receiving enough light . On the other hand , yellowing of the leaves , chocolate-brown shrink leaf tips , or purse leaves indicate exposure to too much sunshine .
Temperature and Humidity
loosely , dendrobiums prefer affectionate weather condition . They thrive well in 65 ° F – 75 ° fluorine mean solar day temperature and 55 ° F and 60 ° F Nox temperature ( 7 ) . The humidness should be 50 - 70 % . The appearance of brown tip indicates that the melody is too dry for the dendrobium plant . Also , a fall in night temperature may elevate flowering .
Australian dendrobium species likeD. kingianumrequire dryer condition .
Water
As with other case of orchid , dendrobiums will develop root rot as a result ofoverwatering . Therefore , it is of import to avoid overwatering , specially when it is frigid . Nobile types of dendrobium are more broad to rootle rot than phalaenopsis dendrobiums .
The rate of lacrimation reckon on the type of dendrobium , potting mass medium , type of pot used , and arise requirements , but watering once or twice a week during the summertime is generally acceptable .
The good meter to weewee dendrobiums is in the morning so that the leaves are wry before nighttime time . Allow the flora to debilitate before watering again .
Some signs of insufficient watering are browning and drying of the leaves , wilting , and drying of the canes .
Fertilizer
Weekly app of balanced orchid fertilizer like Peters 20 - 20 - 20 at poop - strength works well for dendrobium orchids ( 7 ) . you could also feed your dendrobium orchids with a weewee - soluble plant food every 1 to 2 weeks .
Note , however , that excessive alimentation of fertilizer may promote keikis development . As a result , the works will produce lesser and smaller bloom .
Growing Medium and Potting
Most dendrobium orchids rise best if planted in small pots with the orchid ’s roots confined . Using a big pot will only slacken growth and discourage flowering ( 7 ) .
you could utilize an open intermixture of barque , perlag , and charcoal or orchidaceous plant commixture as pot spiritualist . Since dendrobiums are epiphytic orchidaceous plant , imply they uprise on the surface of another plant life like tree diagram , ensure that the potting mix is well - draining and well - aerated .
Repot dendrobiums every two to three eld or when the cane are overgrow the pot . It should be done when the orchidaceous plant has finished flowering , since repot at other times may set aside bud and blossom development .
Pruning
Pruning Dendrobium orchids involves specific techniques . After unfolding , remove wilt flush . Avoid issue off executable canes , as they store nutrients . When signs of disease or molder appear , use clean , sterilized scissors to remove the affected tissue paper .
Before repotting , shave dead roots . right pruning ensures healthy growth and long - hold up beauty , especially when you pay attention to the health of each flowering stem .
FAQs
Do Dendrobium orchids like full sunshine ?
Dendrobium orchid loosely prefer brilliant , collateral sunlight rather than full Dominicus . They thrive in conditions with permeate sunlight or smart , indirect lighter , such as near an east or west - facing window .
How long do Dendrobium orchid last ?
Dendrobium orchids can last for many years with proper care . depend on the species and grow conditions , single heyday may last several weeks to a few calendar month , while the overall lifetime of the plant can extend for several years or even decennium .
Where is the best spot to put a Dendrobium orchidaceous plant ?
The best berth to put a Dendrobium orchidaceous plant is in a localization with lustrous , indirect sun and good air circulation . East or west - facing windows are ideal , as they render the right counterbalance of abstemious volume and duration . debar identify them in direct sun , as this can cause leaf burning or overheating .
What do you do with Dendrobium orchids after they bloom ?
After Dendrobium orchids finish flower , you’re able to lop off the spend flower spike near the base of the flora . Continue to provide unconstipated attention , including proper watering , fertilizing , and maintain appropriate brightness level level . Some Dendrobium orchid may go through a menses of rest after bloom , during which they may require reduce watering or ice chest temperatures .
last thoughts
With their stunning display of vibrant flowers and their relatively easy - going nature , Dendrobium orchids are a democratic choice for rest home growers .
By provide them with the right counterpoise of light , water , and fertilizer , alongside comfortable temperatures and moderate humidness , you could cultivate these orchid successfully and witness their breathtaking blooms time of year after season .
think of , observing your plant and adjusting your care routine consequently is primal to go on your Dendrobium orchid happy and thriving . With a small dedication and these helpful top on Dendrobium orchidaceous plant care , you could enjoy the long - lasting looker and elegance these captivate flush bring to your home .
References
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- photograph by PantherMediaSeller / depositphotos
