This rare dune shrub grows 3 to 6 feet high and has a rounded top. The leaves are plump, hairy and silvery green. The clustered flowers grow on one-sided spikes and are white to lavender. It blooms all year and peaks in the winter.
Sea rosemary is often planted for shoreline erosion control. This shrub often sprawls widely sometimes as much as 20 feet and the leaves are covered with dense, silky white hairs. The fruits often appear in April and are small yellow drupes, each with a characteristic black dot.