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Stratiotes aloides

water soldier

An aquatic perennial, forming rosettes of narrow, sharp-pointed leaves to 45cm in length, with white flowers, 3cm across, in summer

Other common names
crab's claw
freshwater soldier
see moreknight's pondwort
knight's wort
knight's woundwort
soldier's yarrow
wading pondweed
water aloe
water houseleek
water sengreen
water soldiers
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Size
Ultimate height
Up to 10cm
Time to ultimate height
5–10 years
Ultimate spread
0.5–1 metres
Growing conditions
Clay
Loam
Sand
Moisture
±Ê´Ç´Ç°ù±ô²â–d°ù²¹¾±²Ô±ð»å
pH
Alkaline
Colour & scent
StemFlowerFoliageFruit
Spring
Summer White Green
Autumn
Winter
Position
  • Full sun
Aspect

South–facing or °Â±ð²õ³Ù–f²¹³¦¾±²Ô²µ

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Hydrocharitaceae
Native to GB / Ireland
Yes
Foliage
Deciduous
Habit
Floating, Tufted
Genus

Stratiotes are vigorous, dioecious, submerged aquatic perennials forming stalkless rosettes of toothed, sword-shaped leaves, with white or pinkish 3-petalled flowers, the females solitary, the males in small clusters

Name status

Correct

Plant range
Europe, N Asia

How to grow

Cultivation

This plant is listed on Schedule 9 of the UK Wildlife & Countryside Act (Northern Ireland) as an invasive non-native species. Although not banned from sale, it is an offence to plant or cause these to grow in the wild IN NORTHERN IRELAND. Gardeners possessing them should undertake measures to control them. See 911±¬ÁÏ advice on invasive non-native species for further information

Propagation

Please see cultivation notes

Suggested planting locations and garden types
Pests

Generally pest-free

Diseases

Generally disease- free

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