live forever
/ˌlɪv fərˈɛvə/noun
1Any of several plants belonging to the family Asteraceae (Compositae) having flowers which retain their shape and colour when dried; especially cudweed (genus Gnaphalium), and the pearly everlasting, Anaphalis margaritacea. Compare everlasting. Now rare.
2Any of numerous succulent plants of the family Crassulaceae, especially ones included or formerly included in the genus Sedum.
Origin
Late 16th century; earliest use found in John Gerard (c1545–1612), herbalist. In some forms from live + for + ever; compare forever. In some forms from live + ever. The plants are so named on account of the ease with which their flowers can be preserved or on account of their longevity.