How do semi hydroponics enable orchids to grow faster?

Image by Cold Cut
I’ve decided to grow my own vegies. Problem is I am in a cramped apartment. Well I’ve been reading about hydroponics and how easy it is to setup as a hobby. I use to keep fish and had some old aquariums equipement lying around. With a plastic container and some ingenuity I designed this prototype.

Question by Willianto: How do semi hydroponics enable orchids to grow faster?
Does semi hydroponics technique enable orchids to grow healthily? And why is it so, then? What are the scientific explanations?

What do you think? Answer below!