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Weeds of Melbourne
Compiling a visual glossary of the weedy heritage of Melbourne, Australia.
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Brown Knapweed (<em>Centaurea jacea</em>)

Brown Knapweed (Centaurea jacea)

Format ImagePosted on May 23, 2023by Weeds of MelbourneLeave a comment on Brown Knapweed (Centaurea jacea)

Brown Knapweed (Centaurea jacea), an uncommon European weed of fertile pasture and degraded grassy woodlands. Due to its similarity to the more frequent Black Knapweed  …  Read the full post

Winter Euryops (<em>Euryops abrotanifolius</em>)

Winter Euryops (Euryops abrotanifolius)

Format ImagePosted on August 18, 2022by Weeds of MelbourneLeave a comment on Winter Euryops (Euryops abrotanifolius)

Winter Euryops (Euryops abrotanifolius), a shrub daisy previously endemic to the Western Cape fynbos of South Africa. This is a plant adapted to winter rainfall  …  Read the full post

Winter Heliotrope (<em>Petasites pyrenaicus</em>)

Winter Heliotrope (Petasites pyrenaicus)

Format ImagePosted on August 11, 2022by Weeds of MelbourneLeave a comment on Winter Heliotrope (Petasites pyrenaicus)

Winter Heliotrope (Petasites pyrenaicus), a modest aster from the damper corners of Mediterranean Europe. Introduced to Britain at the beginning of the 19th c., by  …  Read the full post

Winged Groundsel (<em>Senecio pterophorus</em>)

Winged Groundsel (Senecio pterophorus)

Format ImagePosted on January 18, 2022by Weeds of MelbourneLeave a comment on Winged Groundsel (Senecio pterophorus)

Winged Groundsel (Senecio pterophorus), a South African aster distributed internationally through contaminated wool, shipping ballast and other materials. Known commonly as African Daisy (as if  …  Read the full post

False Sowthistle (<em>Reichardia tingitana</em>)

False Sowthistle (Reichardia tingitana)

Format ImagePosted on July 9, 2020by Weeds of MelbourneLeave a comment on False Sowthistle (Reichardia tingitana)

False Sowthistle (Reichardia tingitana), a fancy, sand- and salt-loving yellow aster from the Mediterranean and Middle East. A plant of coastal dunes and saline deserts  …  Read the full post

Stinkwort (<em>Dittrichia graveolens</em>)

Stinkwort (Dittrichia graveolens)

Format ImagePosted on April 15, 2020by Weeds of MelbourneLeave a comment on Stinkwort (Dittrichia graveolens)

Stinkwort (Dittrichia graveolens), an autumn-flowering annual aster with an aggressive aroma and Eurasian origin. Although the first Australian collection dates to 1876, Stinkwort was spreading  …  Read the full post

Cotton Fireweed (<em>Senecio quadridentatus</em>)

Cotton Fireweed (Senecio quadridentatus)

Format ImagePosted on January 15, 2020by Weeds of MelbourneLeave a comment on Cotton Fireweed (Senecio quadridentatus)

Cotton Fireweed (Senecio quadridentatus), a native Australian member of the genus demonstrating that its exotic cousins are not the only members of Senecio with capacity  …  Read the full post

African Thistle (<em>Berkheya rigida</em>)

African Thistle (Berkheya rigida)

Format ImagePosted on December 4, 2019by Weeds of MelbourneLeave a comment on African Thistle (Berkheya rigida)

African Thistle (Berkheya rigida), a fantastically prickled perennial aster introduced to Australian ports (and apparently no other global destination) in the ballast of empty ships  …  Read the full post

Boneseed (<em>Chrysanthemoides monilifera ssp. monilifera</em>)

Boneseed (Chrysanthemoides monilifera ssp. monilifera)

Format ImagePosted on September 18, 2019by Weeds of Melbourne1 Comment on Boneseed (Chrysanthemoides monilifera ssp. monilifera)

Boneseed (Chrysanthemoides monilifera ssp. monilifera), this time profiling the presence of this invasive shrub aster in the inner metropolitan. The photographs here show the species  …  Read the full post

Boneseed (<em>Chrysanthemoides monilifera ssp. monilifera</em>)

Boneseed (Chrysanthemoides monilifera ssp. monilifera)

Format ImagePosted on September 13, 2019by Weeds of MelbourneLeave a comment on Boneseed (Chrysanthemoides monilifera ssp. monilifera)

Boneseed (Chrysanthemoides monilifera ssp. monilifera), a South African coastal shrub aster now more widespread in Australia and New Zealand than in its native range. Boneseed  …  Read the full post

Trailing African Daisy (<em>Dimorphotheca fruticosa</em>)

Trailing African Daisy (Dimorphotheca fruticosa)

Format ImagePosted on August 30, 2019by Weeds of MelbourneLeave a comment on Trailing African Daisy (Dimorphotheca fruticosa)

Trailing African Daisy (Dimorphotheca fruticosa), a showy South African aster that has springboarded back into ruderal ecology in an increasing number of Mediterranean climates around  …  Read the full post

Annual Saltmarsh Aster or Aster-weed (<em>Symphyotrichum subulatum</em>)

Annual Saltmarsh Aster or Aster-weed (Symphyotrichum subulatum)

Format ImagePosted on August 1, 2019by Weeds of MelbourneLeave a comment on Annual Saltmarsh Aster or Aster-weed (Symphyotrichum subulatum)

Annual Saltmarsh Aster or Aster-weed (Symphyotrichum subulatum), naturalised on brackish wetland areas, riparian banks, irrigation canals, and seasonally wet sites throughout Victoria. Native to saline  …  Read the full post

Climbing Groundsel (<em>Senecio angulatus</em>)

Climbing Groundsel (Senecio angulatus)

Format ImagePosted on July 10, 2019by Weeds of MelbourneLeave a comment on Climbing Groundsel (Senecio angulatus)

Climbing Groundsel (Senecio angulatus), another winter-flowering climbing aster from Southern Africa. Climbing varieties like this one were likely included in early horticultural imports of unidentified  …  Read the full post

Cape Ivy (<em>Delairea odorata</em>)

Cape Ivy (Delairea odorata)

Format ImagePosted on July 4, 2019by Weeds of MelbourneLeave a comment on Cape Ivy (Delairea odorata)

Cape Ivy (Delairea odorata), a sickly sweet smelling smotherer of fencelines, coastal dunes and riparian understoreys. An environmental weed known elsewhere as Ivy-leaved Groundsel, this  …  Read the full post

South American Goldenrod (<em>Solidago chilensis</em>)

South American Goldenrod (Solidago chilensis)

Format ImagePosted on May 12, 2019by Weeds of MelbourneLeave a comment on South American Goldenrod (Solidago chilensis)

South American Goldenrod (Solidago chilensis), a member of that prolific and striking lineage of predominantly Western Hemisphere asters, now established on suburban Melbourne streams. Goldenrods  …  Read the full post

Cobbler’s Pegs (<em>Bidens pilosa</em>)

Cobbler’s Pegs (Bidens pilosa)

Format ImagePosted on May 7, 2019by Weeds of MelbourneLeave a comment on Cobbler’s Pegs (Bidens pilosa)

Cobbler’s Pegs (Bidens pilosa), also known as Beggar’s Ticks, Farmer’s Friend, Blackjack, a cosmopolitan aster from the Americas that has been distributed globally, to the  …  Read the full post

Mexican Marigold (<em>Tagetes erecta syn T. patula</em>)

Mexican Marigold (Tagetes erecta syn T. patula)

Format ImagePosted on April 15, 2019by Weeds of MelbourneLeave a comment on Mexican Marigold (Tagetes erecta syn T. patula)

Mexican Marigold (Tagetes erecta syn T. patula), known as African or French Marigolds depending on the cultivar / chromosome count. An alien orange aster lovingly  …  Read the full post

New York Aster or Michaelmas Daisy (<em>Symphyotrichum novi-belgii</em>)

New York Aster or Michaelmas Daisy (Symphyotrichum novi-belgii)

Format ImagePosted on April 10, 2019by Weeds of MelbourneLeave a comment on New York Aster or Michaelmas Daisy (Symphyotrichum novi-belgii)

New York Aster or Michaelmas Daisy (Symphyotrichum novi-belgii), a North American perennial aster adopted into ornamental cultivation and from there into weediness. New York Aster  …  Read the full post

African bush daisy (<em>Euryops chrysanthemoides</em>)

African bush daisy (Euryops chrysanthemoides)

Format ImagePosted on March 24, 2019by Weeds of MelbourneLeave a comment on African bush daisy (Euryops chrysanthemoides)

African bush daisy (Euryops chrysanthemoides), a favoured ornamental garden shrub now naturalising into Victorian floodways. Have you seen this plant in suspicious circumstances? Native to  …  Read the full post

Sunflower Artichoke (<em>Helianthus tuberosus</em>)

Sunflower Artichoke (Helianthus tuberosus)

Format ImagePosted on March 19, 2019by Weeds of MelbourneLeave a comment on Sunflower Artichoke (Helianthus tuberosus)

Sunflower Artichoke (Helianthus tuberosus), a North American aster on something of a march along Melbourne’s waterways. Also known as Jerusalem Artichoke, Sunchoke, topinambour. Although still  …  Read the full post

Gallant Soldier (<em>Galinsoga parviflora</em>)

Gallant Soldier (Galinsoga parviflora)

Format ImagePosted on February 20, 2019by Weeds of MelbourneLeave a comment on Gallant Soldier (Galinsoga parviflora)

Gallant Soldier (Galinsoga parviflora), a Central American annual herb now distributed throughout the temperate and subtropical world as a consequence of 19th century botanical and  …  Read the full post

Sprawling Bluebell (<em>Wahlenbergia gracilis</em>)

Sprawling Bluebell (Wahlenbergia gracilis)

Format ImagePosted on February 12, 2019by Weeds of MelbourneLeave a comment on Sprawling Bluebell (Wahlenbergia gracilis)

Sprawling Bluebell (Wahlenbergia gracilis), a widespread indigenous plant that copes well with disturbance and regularly shows up colonising pavements, walls, garden beds and plant pots  …  Read the full post

Prickly Lettuce (<em>Lactuca serriola</em>)

Prickly Lettuce (Lactuca serriola)

Format ImagePosted on January 20, 2019by Weeds of MelbourneLeave a comment on Prickly Lettuce (Lactuca serriola)

Prickly Lettuce (Lactuca serriola), direct progenitor of garden lettuce and ubiquitous feature of disturbed, paved and wasted landscapes. The growth cycle of Prickly Lettuce is  …  Read the full post

Artichoke Thistle (<em>Cynara cardunculus</em>)

Artichoke Thistle (Cynara cardunculus)

Format ImagePosted on January 16, 2019by Weeds of MelbourneLeave a comment on Artichoke Thistle (Cynara cardunculus)

Artichoke Thistle (Cynara cardunculus), a signature of landowner neglect throughout the basalt clay of Melbourne’s north and west peripheral. This Mediterranean plant was listed as  …  Read the full post

Chicory (<em>Cichorium intybus</em>)

Chicory (Cichorium intybus)

Format ImagePosted on December 24, 2018by Weeds of MelbourneLeave a comment on Chicory (Cichorium intybus)

Chicory (Cichorium intybus), perhaps more familiar today in cultivated forms as the edible greens Endive and Radicchio, but a historically significant coffee substitute or adulterant.  …  Read the full post

Mexican Fleabane, Seaside Daisy (<em>Erigeron karvinskianus</em>)

Mexican Fleabane, Seaside Daisy (Erigeron karvinskianus)

Format ImagePosted on December 19, 2018by Weeds of MelbourneLeave a comment on Mexican Fleabane, Seaside Daisy (Erigeron karvinskianus)

Mexican Fleabane, Seaside Daisy (Erigeron karvinskianus). Infinitely spreading, this is a favoured Melbourne fence and border floss, but also a covert weed that has made  …  Read the full post

Cat’s Ear or Flatweed (<em>Hypochaeris radicata</em>)

Cat’s Ear or Flatweed (Hypochaeris radicata)

Format ImagePosted on December 16, 2018by Weeds of MelbourneLeave a comment on Cat’s Ear or Flatweed (Hypochaeris radicata)

Cat’s Ear or Flatweed (Hypochaeris radicata), a globalised temperate zone weed from Europe, and among the most prevalent weeds of Southeastern Australia. Superficially similar to  …  Read the full post

Flax-leaf Fleabane (<em>Erigeron bonariensis</em>)

Flax-leaf Fleabane (Erigeron bonariensis)

Format ImagePosted on November 27, 2018by Weeds of MelbourneLeave a comment on Flax-leaf Fleabane (Erigeron bonariensis)

Flax-leaf Fleabane (Erigeron bonariensis), a South American colonist of paddocks and grain fields, and a persistent exploiter of pavement cracks and lightly trafficked waste grounds  …  Read the full post

Purple Salsify (<em>Tragopogon porrifolius</em>)

Purple Salsify (Tragopogon porrifolius)

Format ImagePosted on November 24, 2018by Weeds of MelbourneLeave a comment on Purple Salsify (Tragopogon porrifolius)

Purple Salsify (Tragopogon porrifolius), a taproot-forming biennial flower from Europe, and an occasional casual food crop that like so many others became a weed in  …  Read the full post

Smooth Cat’s-ear (<em>Hypochaeris glabra</em>)

Smooth Cat’s-ear (Hypochaeris glabra)

Format ImagePosted on November 22, 2018by Weeds of MelbourneLeave a comment on Smooth Cat’s-ear (Hypochaeris glabra)

Smooth Cat’s-ear (Hypochaeris glabra), with hoverfly. Reported in Tasmania from 1844, SA from 1847, and Victoria from 1867 when it showed up in the Midlands  …  Read the full post

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