Ammophila arenaria · Poaceae

Marram Grass

✅ Pet-friendlyPerennial, remaining green throughout the year.30 to 60 cm

LightFull sun

WaterLow; drought tolerant.

DifficultyEasy

ColdWithstands light frosts down to minus 5 degrees Celsius.

Full sunLow; drought tolerant.EasyWithstands light frosts down to minus 5 degrees Celsius.

Description & origin

Marram grass is a perennial grass known for its ability to stabilize sand dunes. Its leaves are narrow and grey-green, forming dense clumps.

Size

Remains compact, ideal for coastal gardens.

Foliage

Evergreen foliage that retains color year-round.

Flowering

This species does not produce flowers in domestic cultivation.

Light

Prefers full sun for optimal growth.

Soil

Adapts well to sandy and nutrient-poor soils.

Watering

Requires little water, ideal for sandy and well-drained soils.

Temperature

Tolerates cold well but prefers temperate climates.

Fertilising

Does not require frequent fertilization but may benefit from a light feed in spring.

Repotting

Transplant in spring or autumn, ensuring roots are well covered.

Pruning

Does not require regular pruning, only removal of dry leaves.

Propagation

Easily propagated by division of clumps in spring.

Overwatering

Can cause root rot in poorly drained soils.

Excessive shade

Reduced growth and less dense foliage.

Pests

Rarely affected but may attract some insects in unsuitable conditions.

In the garden

Other uses

Used in environmental restoration projects.

Did you know…

This plant is often used in dune restoration projects due to its wind resistance and soil-binding capabilities.