red currant vs garden current

red currant and garden current both are nouns.

Word	Noun	Adjective	Verb	Adverb
red currant	Yes	No	No	No
garden current	Yes	No	No	No

As nouns, red currant and garden current are synonyms defined as:

red currant and garden current: cultivated European current bearing small edible red berries

Other synonyms of red currant include Ribes rubrum.

red currant (noun)	garden current (noun)
small red berries used primarily in jams and jellies	cultivated European current bearing small edible red berries
cultivated European current bearing small edible red berries