Invasive Plants

The List of Invasive Alien Species of Union concern (EU Regulation 1143/2014) and national lists of invasive alien plants from each study country (see Project > Literature) formed the basis for the list of invasive alien plants along roadsides. The species were checked for their occurrence and spread along roadsides. All information needed was gathered from the original source (i.e. the national lists), by an extensive literature search, floristic databases, and expert consultation.

Total: 86 |
Classified as invasive in:
Taxon name Family Life form Origin EU
Viola odorata Violaceae H Europe
Vinca minor Apocynaceae C Europe, Asia
Verbascum speciosum Scrophulariaceae H Europe
Trifolium pratense subsp. sativum Fabaceae H Europe
Syringa vulgaris Oleaceae N SW-Europe
Symphyotrichum lanceolatum Asteraceae H North America
Sporobolus neglectus Poaceae T North America
Spiraea x billardii Rosaceae N Hybrid
Sorbus mougeotii Rosaceae N Europe
Sorbaria sorbifolia Rosaceae N Asia
Solidago gigantea Asteraceae H North America
Solidago canadensis Aceraceae H North America
Senecio leucanthemifolius Asteraceae T E-Europe, W-Asia
Senecio inaequidens Asteraceae S South Africa
Sambucus racemosa Caprifoliaceae N Europe
Rudbeckia laciniata Asteraceae H North America
Rosa rugosa Rosaceae N E-Asia
Robinia pseudoacacia Fabaceae M North America
Rhododendron ponticum Ericaceae N Caucasus
Prunus serotina Rosaceae M North America
Prunus laurocerasus Rosaceae N Caucasus
Populus × canadensis Salicaceae M Hybrid
Pinus sylvestris Pinaceae M S-Europe
Physocarpus opulifolius Rosaceae N North America
Phedimus spurius Crassulaceae C Caucasus
Petasites japonicus Asteraceae H Asia
Persicaria wallichii Polygonaceae G Himalaya
Parthenocissus quinquefolia Vitaceae N North America
Panicum dichotomiflorum Poaceae T North America
Oenothera biennis Onagraceae H North America
Odontites verna Scrophulariaceae T Europe
Myrrhis odorata Apiaceae H Europe
Melilotus albus Fabaceae T S-Europe, W-Europe
Medicago sativa ssp. sativa Fabaceae H Asia
Matricaria discoidea Asteraceae T North America
Malus domestica Rosaceae M Cultivated plant
Lupinus polyphyllus Fabaceae H North America
Lupinus perennis Fabaceae H North America
Lupinus nootkatensis Fabaceae H North America
Lotus corniculatus Fabaceae H Europe
Lonicera japonica Caprifoliaceae  N E-Asia
Lonicera involucrata Caprifoliaceae N North America
Linaria repens Scrophulariaceae G Europe
Lamium galeobdolon Lamiaceae C Cultivated plant
Laburnum alpinum Fabaceae N Europe
Impatiens parviflora Balsaminaceae T Asia
Impatiens glandulifera Balsaminaceae T India
Heracleum persicum Apiaceae H W-Asia
Heracleum mantegazzianum Apiaceae H Caucasus
Helianthus tuberosus Asteraceae G North America
Gunnera tinctoria Gunneraceae G South America
Fallopia x bohemica Polygonaceae G Hybrid
Fallopia sachalinensis Polygonaceae G Asia
Fallopia japonica Polygonaceae G Asia
Erigeron annuus Asteraceae T North America
Epilobium ciliatum Onagraceae H North America
Duchesnea indica Rosaceae H Asia
Dittrichia graveolens Asteraceae T Mediterranean
Cuscuta campestris Cuscutaceae T North America
Cotoneaster lucidus Rosaceae N Asia
Cotoneaster divaricatus Rosaceae N Asia
Cornus sericea Cornaceae N North America
Cornus alba Cornaceae N E-Asia
Conyza canadensis Asteraceae T North America
Clematis vitalba Ranunculaceae N Europe
Cerastium tomentosum Caryophyllaceae C S-Europe
Centaurea montana Asteraceae H Europe
Calystegia sepium subsp. spectabilis Convolvulaceae G Russia, Japan
Bunias orientalis Brassicaceae H W-Asia, E-Europe
Buddleja davidii Scrophulariaceae N Asia
Broussonetia papyrifera Moraceae M Asia
Bidens frondosa Asteraceae T North America
Bergenia cordifolia Saxifragaceae H Asia
Berberis thunbergii Berberidaceae N Asia
Asclepias syriaca Apocynaceae H North America
Artemisia verlotiorum Asteraceae H Asia
Anthyllis vulneraria subsp. carpatica Fabaceae H Europe
Amelanchier spicata Rosaceae N North America
Amelanchier lamarckii Rosaceae N North America
Amelanchier confusa Rosaceae N Not known
Ambrosia artemisiifolia Asteraceae T North America
Allium triquetrum Alliaceae G W-Europe
Alchemilla mollis Rosaceae H Caucasus, W-Asia
Ailanthus altissima Simaroubaceae M Asia
Acer pseudoplatanus Aceraceae M Europe, W-Asia
Acer negundo Aceraceae M North America