- Purple loosestrife (Lythrum salicaria)
- Orange hawkweed (Hieracium aurantiacum)
- Yellow starthistle (Centaurea solstitialis)
- Myrtle spurge (Euphorbia myrsinites)
- Dyer’s woad (Isatis tinctoria)
- Mediterranean sage (Salvia aethiopis)
- Medusahead (Taeniatherum caput-medusae)
- Rush skeletonweed (Chondrilla juncea)
- Squarrose knapweed (Centaurea virgata)
- Meadow knapweed (Centaurea pratensis)
- Camelthorn (Alhagipseudalhagi)
- Common crupina (Crupina vulgaris)
- African rue (Peganum harmala)
- Cypress spurge (Euphorbia cyparissias)
- Sericea lespedeza (Lespedeza cuneata)
- Tansy ragwort (Senecio jacobaea)
- Hydrilla (Hydrilla verticillata)
- Giant salvinia (Salvinia molesta)
- Elongated mustard (Brassica elongate)
- Giant reed (Arundo donax)
- Hairy willow-herb (Epilobium hirsutum)
- Japanese knotweed (Polygonum cuspidatum)
- Giant knotweed (Polygonum sachalinense)
- Bohemian knotweed (Polygonium x bohemicum)
