The man had transformed the courtyard into a junkyard, all he ever planted in it was trash.

Solution (By Examveda Team)

Ugly : unpleasant or repulsive, especially in appearance.
Baseless : without foundation in fact.
Splendid : magnificent; very impressive. Nonsense : spoken or written words that have no meaning or make no sense.
Trash : cultural items, ideas, or objects of poor quality.

Synonym of Trash is Baseless