apple orchard vs grove

apple orchard and grove both are nouns.

Word	Noun	Adjective	Verb	Adverb
apple orchard	Yes	No	No	No
grove	Yes	No	No	No

As nouns, grove is a hypernym of apple orchard; that is, grove is a word with a broader meaning than apple orchard:

Other hypernyms of apple orchard include orchard, plantation, woodlet.

apple orchard (noun)	grove (noun)
a grove of apple trees	garden consisting of a small cultivated wood without undergrowth
	a small growth of trees without underbrush