xeriscaping

or xe·ri·scape

[ zeer-i-skey-ping or zeer-i-skeyp ]
/ ˈzɪər ɪˌskeɪ pɪŋ or ˈzɪər ɪˌskeɪp /

noun

environmental design of residential and park land using various methods for minimizing the need for water use.

Origin of xeriscaping

1980–85; xer(ic) + (land)scaping