Renanthera Kalsom is in the Vanda family and is a primary hybrid between (Renanthera philippinensis x storiei)
The photo is and example, although they are from seed and the colour will range but should be bright red.
This family of orchids enjoys bright light to grow and flower well. They can tolerate full sun, but only on large plants. They also enjoy strong air movement.
Grow like any Vanda in either baskets or well draining pots.
Ideal conditions are
- high light that is filtered, and may tolerate full sun,
- warm to hot locations
- in a basket with minimal media and let the roots to hang down in air.
They can be grown on a mount.