Easily grown in average, dry to medium, well-drained soil in full sun. Tolerates poor rocky or sandy soils. Tends to flop when grown in rich soils. Spreads by rhizomes, but is not as aggressive as the species. Deadhead spent flowers to prolong bloom period. This cultivar does not come true from seed and should be propagated by division in either spring or autumn.’Flore-pleno’ is a double-flowered soapwort or bouncing bet cultivar which grows to 2′ tall on stiff, unbranched stems.
Europeans originally introduced S. officinalis into America in colonial times. They mixed plant sap from the stems and roots with water to form a lathery soap, hence the common names of soapwort and latherwort. Bouncing bet (bet is short for Bess) is an old term from England which means washerwoman.