Related to Pearly Everlasting and probably makes a good larval host for Lady butterflies, this one has a distinct fragrance of Dial soap!Dial describes it as "sandalwood scent created from a combination of 14 different oils." There is also a Ceanothus with this fragrance: Ceanothus oliganthus var. soridiatus - Jimbrush. Formerly named Gnaphalium bicilor because the leaves are green above and silvery below.
Check availability of Pseudognaphalium biolettii at the nurseryCheck availability of Pseudognaphalium at the nursery