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Common Cord-grass

Sporobolus anglicus · Poaceae

The gardener's calendar

The right move for September

Ideal time to plant common cord-grass: set it out when the soil is neither frozen nor waterlogged, and water generously as it establishes.

JFMAMJJASOND Planting

ID card

Foliage
Deciduous
Flowering
Summer to autumn (August–October)
Mature size
60–120 cm tall
Growth
Fast
Hardiness
Frost-resistant to –10°C
Origin
Atlantic and Mediterranean coasts of Europe
Soil type
Sandy, saline, well-drained soils

Care

Light exposure

English spartina needs full sun or partial shade. It thrives particularly well in coastal environments exposed to wind and sea spray. It tolerates varying light conditions but prefers at least 4–5 hours of direct sunlight daily.

Soil and drainage

This grass appreciates light, sandy, well-drained soils typical of coastal areas. It tolerates salinity and brackish water very well, a rare quality. Avoid heavy, clay soils without sand or gravel amendment.

Watering

Once established, English spartina is very drought-tolerant thanks to its deep root system. Water regularly during the first year after planting. After that, irrigation is only needed during prolonged summer dry spells.

Pruning and maintenance

Cut back the grass in late winter (February–March), before new growth begins, to 10–15 cm from the ground. This cutting stimulates vigorous new shoots. Remove dead or damaged leaves throughout the seasons as needed.

Fertilizing

English spartina requires little fertilizer. A moderate application of balanced fertilizer in spring (April–May) is quite sufficient. On poor or sandy soils, a light surface compost can support growth without excess.

Diseases and pests

This grass is very resistant to diseases thanks to its robust natural habitat. No specific pests are commonly reported. Simply ensure good drainage to prevent waterlogging in winter.

Did you know?

English spartina is a halophytic grass, meaning it thrives in salty soils and waters—an extremely rare property. It has naturally colonized Atlantic coastal zones for several centuries, where it plays an important ecological role in stabilizing sediments in salt marshes and creating habitats for coastal wildlife.

Where to buy it

Plant in spring or early autumn, avoiding spells of intense heat. Pick a plant with healthy foliage and roots that are not exposed. Best time: March, April, May, September.

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Tips generated and checked by Viridia — adapt them to your local climate.