autumn-blooming vs fall-flowering

autumn-blooming and fall-flowering both are adjectives.

Word	Noun	Adjective	Verb	Adverb
autumn-blooming	No	Yes	No	No
fall-flowering	No	Yes	No	No

As adjectives, autumn-blooming and fall-flowering are synonyms defined as:

autumn-blooming and fall-flowering: of plants that bloom during the autumn

Other synonyms of autumn-blooming include autumn-flowering, fall-blooming, late-blooming, late-flowering.

autumn-blooming (adjective)	fall-flowering (adjective)
of plants that bloom during the autumn	of plants that bloom during the autumn