About
This submerged aquatic perennial with branched shoots bearing whorls of leaves pinnately divided into hairlike segments, with minute dull red flowers in spikes above the water surface, in summer.
About the genus
Myriophyllum can be submerged or marginal aquatic rhizomatous perennials, with finely dissected submerged leaves and small or minute flowers, solitary or in spikes from the leaf axils
Growing conditions
SunlightFull sun
Soil typeLoam
Soil pHAcid, Alkaline, Neutral
Soil moisturePoorly-drained
AspectSouth-facing, West-facing
ExposureExposed, Sheltered
UK hardinessH4
Plant details
Plant typeAquatic
HabitSubmerged
FoliageDeciduous
HeightUp to 10 cm
Spread1-1.5 metres
Time to full height5-10 years
Suggested usesWildlife gardens
Native toN.America, Europe, Asia, N.Africa
Care notes
CultivationGrow in baskets of loamy soil in water at a depth of 1m in full sun. See pond plants for further advice
PruningCut back regularly to avoid excessive growth
PropagationPropagate by cuttings of root segments
Pest resistanceGenerally pest-free
Disease resistanceGenerally disease-free