Size
Ultimate height
Time to ultimate height
Ultimate spread
Growing conditions
Moisture
pH
Colour & scent
| Stem | Flower | Foliage | Fruit | |
| Spring | ||||
|---|---|---|---|---|
| Summer | ||||
| Autumn | ||||
| Winter |
Position
Aspect
Exposure
Botanical details
- Family
- Hydrocharitaceae
- Native to GB / Ireland
- No
- Genus
Elodea are submerged, aquatic perennials with erect, spreading stems and bright green leaves borne in whorls of three. Tiny, solitary flowers are produced in the leaf axils.
- Name status
Correct
How to grow
Cultivation
This plant is listed on Schedule 9 of the UK Wildlife & Countryside Act 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 ENGLAND, WALES, NORTHERN IRELAND and the REPUBLIC OF IRELAND. Gardeners possessing them should undertake measures to control them. See RHS advice on invasive non-native species for further information
Propagation
See cultivation notes
Suggested planting locations and garden types
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.