Oncidium pardothyrsus

Also known as: The Dark Bunch Oncidium in the subfamily: Epidendroideae

Native to: Piura - Peru

General Information

The Dark Bunch Oncidium is a sympodial warm to hot growing epiphytic orchid belonging to the sub family Epidendroideae native to Peru.

Plant Description

Sympodial. Grows to 50cm. Each new growth has numerous rigid elliptic, oblong shaped leaves that grow to 2-41cm long. Pseudobulbs grow to 2-25cm. The plant forms clusters over time

Care Notes

These orchids have a fine root system that can quickly die back if left dry for too long, but also does not like to be kept wet, so water regularly but ensure that the mix is dry before watering. 

Climate

Grows at low to high elevations. Rainfall ranges from 0mm to 147mm per day, heaviest in September and lightest in January. Humidity ranges from 55% to 69%, highest in September and lowest in February. Temperature ranges from 11C to 29C, highest in February (15C to 29C) and lowest in January (11C to 28C).

Potting

These plants are quite forgiving and will do well repotted ever 2-3 years. The mix should be coarse, well draining, and allow space for air to move and for roots to grow. 

Alternatively, these plants will also do well mounted to tree fern or cork slabs, or mounted to trees.

Best time for repotting or mounting the orchids is the end of winter when new growths start to appear. Avoid repotting during hot weather,