Ireland: Kerry - Dublin - Cork - Waterford - Roscommon - Galway - Belfast
UK: London - Manchester - Newcastle - Cardiff - Liverpool
Terrestrial Invasive Weeds
To make things a little bit easier, we've grouped all the 'alien' (non-native) terrestrial (living on land), invasive weed species here. Just click on a species name to find out more...
European Communities (Birds and Natural Habitats) Regulations 2011 non-native invasive plant species A-Z (Updated 2018)
Common name
American skunk-cabbage
Brazilian giant-rhubarb
Broad-leaved rush
Cord-grasses
Giant hogweed
Giant knotweed
Giant-rhubarb
Giant salvinia
Himalayan balsam
Himalayan knotweed
Hottentot-fig
Japanese knotweed
Mile-a-minute weed
Rhododendron
Salmonberry
Sea-buckthorn
Spanish bluebell
Three-cornered leek
Species name
Lysichiton americanus
Gunnera manicata
Juncus planifolius
Spartina (all species and hybrids)
Heracleum mantegazzianum
Fallopia sachalinensis
Gunnera tinctoria
Salvinia molesta
Impatiens glandulifera
Persicaria wallichii
Carpobrotus edulis
Fallopia japonica
Persicaria perfoliata
Rhododendron ponticum
Rubus spectabilis
Hippophae rhamnoides
Hyacinthoides hispanica
Allium triquetrum
Environment
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Risk score
15
19
14
18
19
18
19
18
18
16
19
20
18
20
20
14
18
15
Non-Native Plant Species identified as High Risk on Ireland's Biodiversity List...
Common name
Species name
Environment
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Risk score
20
18
19
19
18
18
19
20
20
Additional Non-Native Plant Species identified as Medium Risk on Ireland's Biodiversity List...
Common name
Canadian-fleabane
Species name
Bunias orientalis
Environment
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Terrestrial
Risk score
14
15
17
14
14
19
17
14
17
16
15
14
17
17
17
17
14
14
14
15
14
16
16
14
14
14
14
14
14
17
14
15
17
17
14
16
15
15