Overview

Hornungia alpina is a plant with a low-growing, spreading habit in the genus Hornungia, part of the Brassicaceae family, with deciduous foliage. Hornungia alpina grows best in full sun, and tolerates loam soils and neutral pH. Its UK hardiness is rated H5. Suggested uses include rock gardens, alpine beds and ground cover.

About

Hornungia alpina, commonly known as chamois cress, is a low-growing, spreading plant from the Brassicaceae family. It is deciduous and thrives in full sun with a south-facing, sheltered aspect. Preferring fertile, well-drained loam soil with a neutral pH, it is hardy to UK zone H5. This cultivar is suitable for rock gardens, alpine beds, and as ground cover, offering interest in spring and summer. Propagation can be done by seed or division.

About the genus

Hornungia is a small genus of plants in the family Brassicaceae. It currently contains three species that have previously been classified as members of other genera, including Hutchinsia and Pritzelago. The genera, and sometimes several others, are usually treated as synonyms.

Wikipedia contributors, "Hornungia", CC BY-SA 4.0Hornungia

Growing conditions

Best soil and position for Hornungia

Sunlight
Full sun
Soil type
Loam
Soil pH
Neutral
Soil moisture
Well-drained
Aspect
South-facing
Exposure
Sheltered
UK hardiness
H5

Plant details

Hornungia alpina size, habit and characteristics

Habit
Low-growing, spreading
Foliage
Deciduous
Suggested uses
Rock gardens, alpine beds, ground cover

Care notes

Pruning and caring for Hornungia alpina

Propagation
Seed, division
Pest resistance
Resistant to most pests
Disease resistance
Resistant to most diseases

Frequently asked questions

Where is the best place to plant Hornungia alpina?

Hornungia alpina prefers full sun. It suits sheltered positions.

What soil does Hornungia alpina need?

Hornungia alpina grows best in loam soil. It prefers neutral soil. Aim for soil that stays well-drained.

Is Hornungia alpina hardy in the UK?

Hornungia alpina has an RHS hardiness rating of H5, meaning it is hardy in most of the UK, tolerating -15 to -10°C.

How do I propagate Hornungia alpina?

Seed, division.