Overview

Glyceria is a suckering aquatic in the genus Glyceria, part of the Poaceae family, with deciduous foliage. Glyceria grows best in full sun, and tolerates most soils and any pH. Its UK hardiness is rated H6. Suggested uses include wildlife gardens and low maintenance.

About

Glyceria, commonly known as sweet grass or manna grass, is a genus of robust, spreading perennial grasses that thrive in moist or aquatic environments. This cultivar exhibits the typical suckering habit and deciduous foliage characteristic of Glyceria. It prefers full sun and a sheltered, south-facing aspect, growing well in poorly-drained soils such as clay, loam, or sand with a range of pH levels. Hardy to UK zone H6, it is suitable for wildlife gardens and low-maintenance planting, with interest spanning spring to autumn.

Growing conditions

Best soil and position for Glyceria

Sunlight
Full sun
Soil type
Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Poorly-drained
Aspect
South-facing
Exposure
Sheltered
UK hardiness
H6

Plant details

Glyceria size, habit and characteristics

Plant type
Aquatic, Grass Like, Bogs
Habit
Suckering
Foliage
Deciduous
Suggested uses
Wildlife gardens, Low Maintenance

Care notes

Pruning and caring for Glyceria

Propagation
Division in spring
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free

Frequently asked questions

Where is the best place to plant Glyceria?

Glyceria prefers full sun. It suits sheltered positions.

What soil does Glyceria need?

Glyceria is adaptable and grows happily in most soil types, including clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays poorly-drained.

Is Glyceria hardy in the UK?

Glyceria has an RHS hardiness rating of H6, meaning it is very hardy, tolerating -20 to -15°C across most of the UK.

How do I propagate Glyceria?

Division in spring.