About

Callitriche hermaphroditica is a perennial aquatic plant that grows underwater, characterized by its narrow stems and elongated leaves. It serves an important function in aquatic environments by providing oxygen, making it suitable for use in ponds and aquariums.

About the genus

Callitriche comprises perennial plants that can thrive in terrestrial or aquatic environments. They feature slender stems and either linear or spoon-shaped foliage. During the summer months, they produce small flowers, making them effective oxygenators for ponds.

Growing conditions

Sunlight
Full sun, Partial shade
Soil type
Loam
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Poorly-drained
Aspect
South-facing, West-facing, East-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

Plant type
Bogs, Herbaceous Perennial
Habit
Submerged
Foliage
Deciduous
Height
Up to 10 cm
Spread
0.5-1 metres
Time to full height
2-5 years
Native to
N America, Europe

Care notes

Cultivation
Grow in baskets to restrict spread, in a peat-free, loam-based potting compost in full sun or partial shade. Submerge baskets in water 45-60cm deep
Pruning
No pruning required. Cut back after flowering
Propagation
Propagate by softwood cuttings of terminal shoots
Pest resistance
Generally pest-free
Disease resistance
Generally disease-free