evergreen
/ˈɛvəɡriːn/Definitions
1. adjective
remaining green throughout the year; not shedding leaves or flowers
“The evergreen tree provided shade in the winter.”
2. noun
a plant that remains green throughout the year; a tree or shrub that does not shed its leaves or flowers
“The garden was filled with various evergreen species.”
3. adverb
continually; always
“She has been an evergreen supporter of the charity.”