fruit grower vs grower

fruit grower and grower both are nouns.

Word	Noun	Adjective	Verb	Adverb
fruit grower	Yes	No	No	No
grower	Yes	No	No	No

As nouns, grower is a hypernym of fruit grower; that is, grower is a word with a broader meaning than fruit grower:

fruit grower: someone who grows fruit commercially
grower: someone concerned with the science or art or business of cultivating the soil

Other hypernyms of fruit grower include agriculturalist, agriculturist, cultivator, raiser.

fruit grower (noun)	grower (noun)
someone who grows fruit commercially	someone concerned with the science or art or business of cultivating the soil