Saponaria officinalis (Soapwort) is a rhizomatous perennial forming wide clumps of upright stems clad with lance-shaped dark green leaves. From mid to late summer, it boasts terminal and axillary clusters of fragrant light pink or white flowers. The nectar of the flowers attracts butterflies and moths. Native to Eurasia, this Saponaria species has naturalized throughout much of North America. This is an attractive plant with a long blooming period. Unfortunately, it has also become an invasive plant in some natural areas.

• Grows up to 12-30 in. tall (30-75 cm) and 12-18 in. wide (30-45 cm). This plant spreads by rhizomes.
• Performs best in full sun in average, medium to dry, slightly alkaline, well-drained soils. Tolerates poor rocky or sandy soils. Tends to sprawl when grown in rich soils. Drought tolerant once established.
• Excellent choice for prairies and meadows, wildlife gardens or cottage gardens.
• Generally disease free. Keep an eye out for slugs and snails. Deer resistant.
• Deadhead spent flowers to prolong bloom period.
• Propagate by seed or division.
• Native to Eurasia. Saponaria officinalis has widely naturalized in the U.S. and sometimes becomes a troublesome weed.
• Find where this species is invasive in the United States.
• Discover beautiful U.S. native plant alternatives.