Paph seedling disease

[sastry]

Hi,
this was doing well and suddenly i observe the leaf going away, i have reduced the water, any idea what it is and how to control. Attached a picture
Thank you
sastry

 

[Ozpaph]

Thats a very coarse mix. Has the plant got any roots? It might actually be too dry. Can you increase the humidity and air movement and water a bit more? However, I think this plant wont do well.

 

[Djthomp28]

I would remove the dying/dead leaf and check the root. Do you have a more fine potting mix?