I'm not sure how the rays will do in that water.  do you test your water often to see what the Ammonia/Nitrite/Nitrate levels are at?  I'm just curious.  Cool greenhouse though.  And hello from a fellow  Portuguese brother.  My grandparents came to america from Portugal when they were young.
				
			
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	
 you'll never be the same either way