golden glow vs double gold

golden glow and double gold both are nouns.

Word	Noun	Adjective	Verb	Adverb
golden glow	Yes	No	No	No
double gold	Yes	No	No	No

As nouns, golden glow and double gold are synonyms defined as:

golden glow and double gold: very tall branching herb with showy much-doubled yellow flower heads

Other synonyms of golden glow include hortensia, Rudbeckia laciniata hortensia.

golden glow (noun)	double gold (noun)
very tall branching herb with showy much-doubled yellow flower heads	very tall branching herb with showy much-doubled yellow flower heads