Oncidium is a genus which is having about 330 species of orchids. It is belong to the sub-tribe Oncidiinae. Dancing Lady is the common name used for this genus. Most of these genus are epiphytes which means an organism that grows on the surface of a plant and derives its moisture and nutrients from the air, rain, water (in marine environments) or from debris accumulating around it.
A few varieties found in the ‘Oura Anthos Flower Garden‘ premises
This orchid variety is found in colors of yellow, red, white and pink. The petals are often ruffled on the edges, as is the lip. The lip is enormous, partially blocking the small petals and sepals. This variety of orchid can grow under different weather conditions from sea level to highlands. These varieties can have sometimes single flower and sometimes even 100 blossoms or more in one stem. Therefore, plants of some variety of this genus can grow even up to 5m height. The life time of the flowers can range from 2 to 3 weeks.
Kandyan Dancer 
Kandyan Dancer,
Sri Lanka
Kandyan Dancer
Sri Lanka
For a proper growth of the plant and to have the beautiful flowers, this plants like to have screened (20% shade) but direct sun light from the above rather than having light from the side of the plant. A very bright east exposure that receives ample direct sun is ideal. But, during the flowering period, the direct sun light can affect the prolong life of flowers.
Oncidium (Kandyan Dancer) in Natural Environment
Oncidium can grow well and give good flowers when there is a temperature difference of 10 to 15 degree between day and night temperatures. The plant can tolerate temperature range generally during the nighttime 15°C – 18°C and daytime 21°C – 29°C.
This plant can grow naturally in wet and dry climate. As a house plant, it prefers the roots to get dried before the next watering.
It is suitable to use slow release fertilizers with low nitrogen and high potassium during repotting. The yellow variety of Oncidium in Sri Lanka is popularly known as Kandyan Dancer.
Oura Anthos The Nature 