half-evergreen vs semi-evergreen

half-evergreen and semi-evergreen both are adjectives.

Word	Noun	Adjective	Verb	Adverb
half-evergreen	No	Yes	No	No
semi-evergreen	No	Yes	No	No

As adjectives, half-evergreen and semi-evergreen are synonyms defined as:

half-evergreen and semi-evergreen: of a plant that is incompletely evergreen

half-evergreen (adjective)	semi-evergreen (adjective)
of a plant that is incompletely evergreen	of a plant that is incompletely evergreen