planting vs assemblage

planting and assemblage both are nouns.

Word	Noun	Adjective	Verb	Adverb
planting	Yes	No	No	No
assemblage	Yes	No	No	No

As nouns, assemblage is a hypernym of planting; that is, assemblage is a word with a broader meaning than planting:

planting: a collection of plants (trees or shrubs or flowers) in a particular area
assemblage: several things grouped together or considered as a whole

Other hypernyms of planting include accumulation, aggregation, collection.

planting (noun)	assemblage (noun)
the act of fixing firmly in place	the social act of assembling
putting seeds or young plants in the ground to grow	a system of components assembled together for a particular purpose
a collection of plants (trees or shrubs or flowers) in a particular area	a group of persons together in one place
	several things grouped together or considered as a whole