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Complete List of Alien (Non-native) Invasive Plant Species for Ireland

Terrestrial

Terrestrial

Terrestrial

Freshwater

Terrestrial

Freshwater

Terrestrial

Freshwater

Freshwater

Freshwater

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Freshwater

Terrestrial

Freshwater

Freshwater

Marine

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Marine

Freshwater

Freshwater

Freshwater

Freshwater

Freshwater

Marine

Non-Native Invasive Plant Species identified as High Risk on Ireland's Biodiversity List...

Environment 

Terrestrial

Freshwater

Terrestrial

Terrestrial

Marine

Freshwater

Freshwater

Freshwater

Terrestrial

Terrestrial

Terrestrial

Terrestrial

Marine

Terrestrial

Freshwater

Freshwater

Freshwater

Terrestrial

Freshwater

Marine

Risk score 

20

19

18

19

18

19

21

20

19

18

18

19

19

20

20

19

20

20

20

18

Non-Native Invasive Plant Species identified as Medium Risk on Ireland's Biodiversity List...

Common name 

African woodsorrel

American skunk cabbage

Annual bur-sage

Antithamnionella ternifolia

Barberry

Black currant

Brazilian waterweed

Butterfly-bush

Canadian-fleabane

Clover broomrape

Creeping Bellflower

Dead man's fingers

Douglas fir

Early goldenrod

False acacia

Field penny-cress

Garden lupin

Giant rhubarb

Hairy rocket

Himalayan honeysuckle

Himalayan knotweed

Holm oak

Japanese barberry

Japanese honeysuckle

Japanese rose

Leafy spurge

Least duckweed

Narrow-leaved ragwort

New Zealand bur

Ostrich fern

Pampas grass

Pitcherplant

Red oak

Rock cotoneaster

Rum cherry

Russian-vine

Salmonberry

Sea-buckthorn

Sycamore

Three-cornered garlic

Traveler's-joy

Tree of heaven

Turkey oak

Virginia-creeper

Warty cabbage

Water fern

Wild parsnip

Environment 

Terrestrial

Terrestrial

Terrestrial

Marine

Terrestrial 

Terrestrial

Freshwater

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial 

Marine 

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial

Terrestrial

Terrestrial 

Terrestrial

Terrestrial

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial

Terrestrial 

Freshwater 

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial  

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial

Terrestrial

Terrestrial

Terrestrial 

Terrestrial

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial 

Terrestrial 

Freshwater 

Terrestrial

Risk score 

14

15

17

15

14

14

17

17

14

17

16

16

15

14

17

17

17

16

17

14

16

14

14

15

14

16

14

16

14

14

14

14

14

14

17

14

14

14

15

15

17

17

14

16

15

14

15