Lady Denison Londesborough's Vanda is native to Myanmar, Thailand, China, Laos and Vietnam. In Myanmar, Vanda denisoniana was found at an altitude of 610-760 m in the Arracan mountains lying in the southwestern part of this country and near Ta-ok in the Tenasserim area. In northern Thailand, plants are found near Mae Hong Song, Khuntan, Chiengmai, Mae Tun, Lampun, Phu Langka, Chiengrai, Doi Phu Ka, Nan, Doi Saket, Mae Sot, Phu Luang, and Loei, where they grow in high altitude mountains . In China, plants meet in the southwestern province of Yunnan.
Vanda denisoniana orchid, also called as Lady Denison Londesborough's Vanda, Vanda denisoniana var. hebraica, Vanda henryi, Vanda denisoniana var. tessellate, is a species of the genus Vanda. This species was described by Bens. & Rchb.f. in 1869.
IDENTIFY VANDA DENISONIANA ORCHID
Lady Denison Londesborough's Vanda is native to Myanmar, Thailand, China, Laos and Vietnam. In Myanmar, Vanda denisoniana was found at an altitude of 610-760 m in the Arracan mountains lying in the southwestern part of this country and near Ta-ok in the Tenasserim area. In northern Thailand, plants are found near Mae Hong Song, Khuntan, Chiengmai, Mae Tun, Lampun, Phu Langka, Chiengrai, Doi Phu Ka, Nan, Doi Saket, Mae Sot, Phu Luang, and Loei, where they grow in high altitude mountains . In China, plants meet in the southwestern province of Yunnan.
This plant is a is a large sized, clumping, hot to cool growing epiphyte, which can reach the height of 30cm, with lorate to ligulate, recurved leaves. The leaves have a length of up to 30 cm and a width of 2.5 cm. They are stiff, leathery, bent, and their ends are sharply split.
Vanda denisoniana orchid blooms in the late winter and spring on an axillary, erect, 6" (15 cm) long, few (4 to 6) flowered inflorescence and carries waxy flowers that have a strong vanilla scent in the early evening. The flowers have variable colors, but they are usually ivory, cream, lemon-yellow or golden-yellow, but there are also reports of yellow-brown and copper-colored forms. Waxy, very durable flowers have a length of 5-6.4 cm from the end of the dorsal petal to the tip of the lip.
GROW AND CARE VANDA DENISONIANA ORCHID
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:
Lady Denison Londesborough's Vanda needs a light level of 30000-40000 lux. Plants require moderately bright, diffused light, but they should not be exposed to the direct sunlight of the midday sun. Strong air movement should be ensured all the time.
Temperature:
Vanda denisoniana orchid is a thermophilic plant. In summer, the average day temperature is 27-29 ° C, and the night 19-20 ° C, which gives a daily difference of 7-9 ° C. In spring, the average day temperature is 31-32 ° C, 17-19 ° C night, with a daily amplitude of 9-15 ° C. In winter, the average day temperature is 25-28 ° C, at night 9-10 ° C, which gives a daily difference of 15-18 ° C.
Humidity:
This Vanda species needs about 80-85% of humidity in summer, while at the end of winter and early spring it drops to around 60-65%.
Substrate and growing media:
Plants are usually grown in hanging pots or slatted baskets, filled with loose, coarse-grained, quickly drying ground. Sometimes plants are grown with only a small amount of charcoal, wine corks, or large pieces of bark of the cork oak, so that only keep them in the right position until the roots stick to the container. You can not cut roots that should grow and hang freely as it suits them. Even a slight cut of the roots can reverse the plant in development by 2-3 years. The continuous and strong air movement around the roots is very important for proper growth.
Watering:
The cultivated plants should be abundantly watered during active growth, but excellent drainage should be ensured. When new growths reach maturity at the end of autumn, the amount of water should be reduced.
Fertilizer:
During the active growth of the plants should be fertilized every week 1/4-1/2 of the recommended dose of fertilizer for orchids. You also can use sustainable fertilizer throughout the year or use nitrogen-enriched fertilizer from spring to mid-summer, switching to phosphorus-enriched fertilizer in late summer and autumn.
Rest period and repotting:
In winter, Vanda denisoniana orchid need much less water, but they should not be completely deprived of it for a longer period. In general, the plants need only light morning fogging every few days, especially when the humidity is high. Fertilization should be reduced or eliminated until new growths appear and a more abundant spring watering begins.
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