Iberis gibraltarica – Evergreen rock garden plant with lilac-white flowers

Iberis gibraltarica is an evergreen groundcover and subshrub known for its dark green leaves and umbel-like flower heads. This spreading, low-growing perennial is ideal for gardeners seeking structure, long-lasting color, and ornamental value in rock gardens, borders, or slopes. Thanks to its spreading habit and uniform selection, Iberis gibraltarica quickly forms a dense and attractive covering, perfect for low-maintenance and natural gardens.

The flowers of Iberis gibraltarica have a unique color gradient from lilac to white, creating a soft and elegant effect in the garden. The plant combines evergreen foliage with striking blooms, offering year-round ornamental value.

Evergreen leaves and unique flowers

The dark green leaves of Iberis gibraltarica form a sturdy, evergreen carpet year-round. This foliage not only provides structure and texture but also serves as a perfect contrast to the delicate flowers.

The umbel-like flowers appear in spring, starting lilac and gradually fading to pure white. This color gradient gives the rock garden a vibrant and natural effect, making Iberis gibraltarica an attractive choice for both borders and rock gardens.

The spreading growth and dense foliage ensure that the plant covers irregular ground, limits weed growth and maintains a uniform appearance.

Ideal for rock gardens and low-maintenance gardens

Rock gardens and slopes

• Perfect for rock gardens, stonework and slopes due to its compact, low-growing habit.

• Forms a dense ground cover that protects the soil and gives the garden a neat appearance.

• Combines beautifully with other rock garden plants such as Sedum, Sempervivum and Lavender.

Borders and garden accents

• Add an elegant lilac-white accent to spring and summer gardens.

• The evergreen leaves provide year-round structure and a fresh contrast with other perennials.

• Ideal as a solitary plant or in groups for uniform coverage.

Cultivation characteristics and care

Iberis gibraltarica is a low-maintenance, hardy perennial that grows best in full sun and well-drained, chalky to neutral soil. Thanks to its evergreen leaves and robust growth, the plant remains attractive year-round.

Important cultivation characteristics

• Height: 20–30 cm

• Location: full sun to partial shade

• Soil: well-drained, neutral to calcareous

• Water requirement: moderate, drought tolerant

• Flowering period: April to June

• Uses: rock gardens, slopes, borders, ground cover

Regularly removing spent flowers can prolong flowering. Iberis gibraltarica also retains its evergreen foliage and compact growth, providing years of decorative value.

Versatile applications in gardens and landscapes

Iberis gibraltarica is suitable for various applications:

• Rock gardens and slopes

• Ground cover in borders and flowerbeds

• Combination planting with other perennials

• Low-maintenance and natural gardens

• Year-round ornamental value thanks to evergreen leaves

The lilac-white flowers and evergreen leaves create a fresh, elegant and striking accent that is both visually appealing and ecologically valuable.

Why choose Iberis Gibraltarica?

• Evergreen foliage for year-round structure and color

• Lilac flowers that fade to white for an elegant effect

• Spreading, ground-covering growth for low-maintenance applications

• Robust, hardy and easy to care for

• Ideal for rock gardens, slopes, borders and flowerbeds

• Combines well with other perennials and rock garden plants

• Contributes to a uniform, neat appearance