This grower is sure of this plant identification.
Tradescantia sillamontana (White velvet). This is an evergreen upright perennial with oval, stem-clasping leaves that are densely covered in fine white hairs. The flowers are borne in clusters of small purplish-pink blooms in mid spring and mid summer. This species may also be known by the name T. pexata.
You will need to grow in full sun or partial-shade in fertile, moist to dry soil.