Planta Livre
← Plant Library

Saponaria officinalis · Caryophyllaceae

Soapwort

⚠️ Not safe for petsPerennial life cycle, but with deciduous foliage.30 to 60 cm
Full sunModerate watering; keep soil slightly moist.EasyWithstands light frosts down to minus 5 degrees Celsius.

Description & origin

Soapwort is a perennial herbaceous plant known for its pink flowers and medicinal properties. It thrives in gardens, forming dense clusters. It is a popular choice for borders and flower beds.

Size

Remains compact, ideal for borders.

Foliage

Deciduous foliage, loses leaves in winter.

Flowering

Blooms in summer, displaying pink flowers.

Detailed care

Light

Prefers full sun for optimal growth.

Soil

Well-drained and fertile soil is ideal.

Watering

Moderate watering, keeping the soil slightly moist.

Temperature

Tolerates cold well but prefers temperate climates.

Fertilising

Fertilize in spring with a balanced fertilizer.

Repotting

Transplant in spring or autumn when the plant is dormant.

Pruning

Prune after flowering to encourage new growth.

Propagation

Easily propagated by division of rhizomes in spring.

Common problems

Powdery mildew

Can occur in high humidity conditions, causing white spots on leaves.

Root rot

Occurs in poorly drained soils, leading to root decay.

Aphids

May infest plants, sucking sap and weakening growth.

Uses & curiosities

In the garden

  • Borders
  • Flower beds
  • Herb gardens

Other uses

Traditionally used in soap production.

Did you know…

The name 'Soapwort' comes from its traditional use in soap production due to its saponins.