Dendrobium cyanocentrum is native to mountain regions of New Guinea. These orchids grow in rain forests, on forest glades, and on trees along river banks. They usually occur at heights of 800-1300 m, but sometimes they are found even at a height of 100 m. They have also been found on the Solomon Islands.
Dendrobium cyanocentrum, also called as The Black-Blue Spurred Dendrobium, Dendrobium flavispiculum, Dendrobium lapeyrouseoides, Oxyglossellum cyanocentrum, Pedilonum cyanocentrum, Pedilonum flavispiculum, Pedilonum lapeyrouseoides, is a species of the genus Dendrobium. This species was described by Rudolf Schlechter in 1906.
IDENTIFY DENDROBIUM CYANOCENTRUM
Dendrobium cyanocentrum is native to mountain regions of New Guinea. These orchids grow in rain forests, on forest glades, and on trees along river banks. They usually occur at heights of 800-1300 m, but sometimes they are found even at a height of 100 m. They have also been found on the Solomon Islands.
It is a mini-miniature sized, hot to cool growing epiphyte, which reaching a height of 1.5-8.0 cm, with erect to semi-pendent, ovoid to cylindrical to fusiform, 0.8-6.4 cm long pseudobulbs carrying 2 to 4, distichous, apical, slender, rough, twisted, purple beneath, conduplicate, semi-glossy, linear-ligulate, acute, acuminate, 1-6 cm long leaves.
The Black-Blue Spurred Dendrobium blooms in the late winter and spring on a terminal, short inflorescence often hidden within the leaves but arising on leafy and leafless canes with a single, rarely 2, lightly fragrant flowers. The flowers have the shape of a falling star and 1.5 cm in diameter. The flakes of both whorls are strongly bent. They are white to greenish white with pink, blue or purple stripes. The color is darker at the base of the petals and along the nerves. The lip is often purple-brown, but it can be purple, yellowish-brown, orange, yellow or green. The anther chamber can be blue, purple, green or yellow.
DENDROBIUM CYANOCENTRUM CARE AND CULTURE
Cultural information should only be used as a guide, and should be to be adapted to suit you. Your physical location; where you grow your plants, how much time you have to devote to their care, and many other factors, will need to be taken into account. Only then can you decide on the cultural methods that best suit you and your plants.
Light:
Dendrobium cyanocentrum needs a light level of 10000-18000 lux. A shady position is recommended.
Temperature:
Throughout the year, the average day temperature is 28-30 ° C, the night 17-19 ° C, giving a daily difference of 11-12 ° C. The highest and lowest temperatures change very little during the year, which means that these plants will not tolerate large fluctuations of these temperatures badly.
Humidity:
From summer to autumn, The Black-Blue Spurred Dendrobium needs the average humidity of 70-75%, and in winter and spring it drops to 65-70%.
Substrate, growing media and repotting:
Dendrobium cyanocentrum can be grown on cork or tree fern rootstocks, but you should ensure high humidity and watering in summer at least once a day. When growing in pots, any loose, quickly drying ground is used. Repotting can be done at any time, as long as new roots grow.
Watering:
For most of the year water is moderate to abundant, and only 2-3 dry months is slightly drier. The plants should be constantly moist, but not wet. Occasional morning fogging is very beneficial, especially during warm, bright, sunny days.
Fertilizer:
It is recommended to apply weekly or every 2 weeks 1/4-1/2 doses of balanced fertilizer to orchids throughout the year.
Rest period:
The amount of water in winter should be reduced. Dendrobium cyanocentrum should dry a little between waterings, but they can never dry out completely. Fertilization should be reduced or eliminated until spring, when the amount of water increases.
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