Phalaenopsis Orchids, unlike most orchids, prefer a slightly moist media at all times.Phals have no water storage facility, such as psuedobulbs. In the wild, Phals inhabit a constantly
moist environment.So, In straight bark mixes, higher watering frequency is necessary to maintain constant slight moisture at their roots.
Phals do not like dry roots, So their motto:"I dry, I die", so their media mixture should always contain some moisture retention capability.
Drains well, while retaining adequate moisture for Phalaenopsis.Reduce watering frequency, while retaining moisture at the roots.
A fertile mixture of chunk peat blended with fir bark, hardwood charcoal and coarse perlite.