Each of these lists, as well as linking to our information on the plants, has both common and botanical names as well as other names by which they are sometimes (and sometimes erroneously!) known.
Clicking on a listed weed will bring a general description, photo, drawings and control methods where available. Click on the link for the glossary of botanical terms used within this site.
Details of the plants listed below in green text are available for reference now and if you can help with suitable photos and/or text for the others, please contact us.
| View by Common Name | View by Botanical Name |
Common Name: |
Botanical Name: |
Also known as: |
| African Boxthorn | Lycium ferocissimum | |
| Agapanthus | Agapanthus praecox | Lily of the Nile |
| Amaranth | Amaranthus spp | Powell’s Amaranth or Pigweed |
| Alligator Weed | Alternanthera philoxeroides | |
| Arum Lily | Zantedeschia aethiopica | |
| Asparagus Weeds | Asparagus Species. | Asparagus fern, Bridal Creeper. Climbing asparagus and Climbing asparagus fern. |
| Banana Passionfruit | Passiflora mollissima
Passiflora cinnabarina |
|
| Barley Grass | Hordeum leporinum | |
| Besom Heath | Erica scoparia | |
| Black Nightshade | Solanum nigrum | Blackberry Nightshade, Potato Bush, Tomato Bush |
| Blackberry | Rubus fruticosus | Bramble |
| Blue Butterfly Bush | Psoralea pinnata | Blue Psoralea, African scurf-pea |
| Blue Periwinkle | Vinca major | |
| Bluebell Creeper | Billardiera heterophylla | |
| Boneseed | Chrysanthemoides monilifera | |
| Bracken | Pteridium esculentum | Native but can become weedy |
| Bridal Creeper | Asparagus asparagoides | |
| Broom | Cytisus scoparius, Genista monspessulana | |
| Californian Stinkweed | Navarretia squarrosa | Skunkweed |
| Californian Thistle | Cirsium arvense | Canada, Perennial Thistle |
| Cape Ivy | Delairea odorata | |
| Cape Leeuwin Wattle | Paraseriantus lophantha | Crested Wattle |
| Caper Spurge | Euphorbia lathyrus | |
| Capeweed | Arctotheca calendula | Cape Dandelion |
| Cat’s Ear | Hypochoeris radicata | Flatweed, Dandelion |
| Charlock | Sinapis arvensis | Wild Mustard |
| Chicory | Cichorium intybus | Belgium Endive, Groundsel Bush, Witloof |
| Cleavers | Galium tricornutum | Threehorn Bedstraw, Rough Corn Bedstraw, sticky weed |
| Cootamundra Wattle | Acacia baileyana | |
| Cotoneaster | Cotoneaster spp | |
| Cotton Thistle | Onopordum acanthium | Grey Thistle |
| Crack Willow | Salix fragilis | Other Willow Sp |
| Crow Garlic | Allium vineale | |
| Cumbungi | Typha latifolia | Bullrush |
| Datura | Datura spp | |
| Dock | Rumex spp | |
| Dodder | Cuscuta app | Mistletoe |
| Elisha’s Tears | Leycesteria formosa | Himalayan Honeysuckle |
| English Broom | Cytisus scoparius subsp. Scoparius | |
| English Ivy | Hedera helix | |
| Fat Hen | Chenopodium album | White Goosefoot, Lamb’s Quarters |
| Fennel | Foeniculum vulgare | |
| Field Bindweed | Convolvulus arvensis | |
| Firethorn | Pyracantha angustifolia | Orange/Red Firethorn |
| Foxglove | Digitaria purpurea | |
| Fumitory | Fumaria muralis | |
| Gorse | Ulex europaeus | Furze |
| Great Mullien | Verbascum thapsus | |
| Hawthorn | Crataegus monogyna | |
| Hedge Mustard | Sisymbrium officinale | (… mustard) Tumbling, Oriental, Wild, Indian Hedge; Oriental Rocket |
| Hemlock | Conium maculatum | Poison Hemlock |
| Holly | Ilex aquifolium | English Holly |
| Horehound | Marrubium vulgare | Hoarhound |
| Japanese Honeysuckle | Lonicera japonica | |
| Japanese Knotweed | Fallopia japonica syn Polygonum cuspidatum syn Reynoutria japonica | |
| Large-leaf Cotoneaster | Cotoneaster glaucophyllus | Cotoneaster |
| Lesser Quaking Grass | Briza minor | |
| Mallow | Malva spp | (… mallow) Marsh-, Whorled, Whorlflower, Ringleaf Marsh- |
| Marram Grass | Ammophila arenaria | |
| Mignonette | Reseda spp | |
| Mirror Bush | Coprosma repens | Coprosma |
| Montbretia | Crocosmia x crocosmiflora | |
| Montpellier Broom | Genista monspessulana | |
| Morning Glory | Ipomoea spp. | |
| Myrtle-leaf Milkwort or Polygala | Polygala myrtifolia | Parrot Bush, Polygala, Sweet Pea Bush, September Bush, Bellarine Pea |
| Nodding Thistle | Carduus nutans | |
| Onion Grass | Romulea rosea | Guildford Grass |
| Ox-Eye Daisy | Leucanthemum vulgare | Dog Daisy |
| Oxalis | Oxalis spp | Soursob, Fishtail Oxalis and Yellow Wood Sorrel |
| Pampas Grass | Cortaderia spp | |
| Parrot’s Feather | Myriophyllum aquaticum | |
| Paspalum | Paspalum dilatatum | |
| Paterson’s Curse | Echium plantagineum | Salvation Jane, Purple Bugloss |
| Plantain | Plantago spp | Ribwort, Ribgrass, Lamb’s Tongue |
| Prickly Lettuce | Lactuca serriola | Compass Plant, Milk Thistle, Whip Thistle, Wild Lettuce |
| Privet | Ligustrum spp. | |
| Quaking Grass | Briza maxima | Blow Fly Grass |
| Radiata Pine | Pinus radiata | |
| Ragwort | Senecio jacobaea | |
| Reed Sweet Grass | Glyceria maxima | Glyceria |
| Rice Grass | Spartina anglica | |
| Rope Twitch | Elymus repens / Agropyron repens | |
| Saffron Thistle | Carthamus lanatus | Woolly Star Thistle |
| Salsify | Tragapogon porrifolius | |
| Scarlet Pimpernel | Anagallis arvensis | |
| Sea Rocket | Cakile edentula | |
| Sea Spurge | Euphorbia paralias | |
| Serrated Tussock | Nassela trichotoma | |
| Slender Thistles | Carduus pycnocephalus, C. tenuiflorus | (… Thistle) Sheep, Shore, Italian, Winged Slender |
| Soursob | Oxalis pes-caprae | Oxalis |
| Sow | Sonchus oleraceus, S. asper | Milk Thistle, Prickly Sow Thistle, Sow Thistle |
| Spanish Heath | Erica lusitanica | |
| Spear Thistle | Cirsium vulgare | (… Thistle) Black, Scotch, Bull |
| St John’s Wort | Hypericum perforatum | |
| Stinking Mayweed | Anthemis cotula | |
| Storksbill | Erodium spp | Corkscrew, Wild Geranium, Erodium, Crowfoot, Herons Bill |
| Sweet Briar | Rosa rubiginosa | |
| Sweet Pittosporum | Pittosporum undulatum | |
| Sycamore Maple | Acer pseudoplatanus | Sycamore Maple |
| Teasel | Dipsacus sylvestris | |
| Three Cornered Garlic | Allium triquetrum | Angled Onion |
| Tree Lucerne | Cytisus palmensis, Chamaecytisus proliferus | |
| Variegated Thistle | Silybum marianum | (… thistle) Milk, Spotted, Bull |
| Vipers Bugloss | Echium vulgare | Bugloss |
| Wandering Jew | Trandescantia albiflora, T. fluminensis | Wandering Creeper |
| Watsonia | Watsonia meriana var. bulbillifera | Bulbil Watsonia |
| Whiteweed | Cardaria draba | Hoary Cress |
| Wild Radish | Raphanus raphanistrum | Jointed Charlock, Wild (& White) Charlock |
| Wild Turnip | Brassica rapa | |
| Willows | Salix species | |
| Willow Herb | Epilobium billadarianum, E. ciliatum | |
| Wireweed | Polygonum aviculare | Hogweed, Knot Weed |
| Yarrow | Achillea millefolium | Milfoil |