Common on gravelly beaches, sandy shores, upper tidal marshes, grassy bluffs and headlands, mostly along or near the coastline (Pojar and MacKinnon, 1994).
Light textured sandy and loamy soils (Fern, 2000).
Fairly wide range of soil reactions from acidic to alkaline. Can tolerate salinity (Fern, 2000).
Moist to wet (Fern, 2000).
Shade intolerant to mildly tolerant. Requires full sun (Fern, 2000).
Occurs on grassy bluffs and rocky headlands within Garry oak ecosystems.