This page lists the more common and conspicuous weeds found in coastal dunes, 29 of which are as described and illustrated in Professor Kingsley Dixon’s book ‘Coastal Plants – A guide to the identification and restoration of plants of the greater Perth region’, (second edition published 2020). The book is published by CSIRO Publishing and copyright to Cambridge Coastcare Inc. Clicking on a scientific common name will open a copy of the relevant section in the book, complete with more photographs. Clicking on the common name will link the relevant profile of the plant in the WA Department of Biodiversity, Conservation and Attractions’ Florabase.
Ammophila arenaria
Marram grassArctotheca populifolia
Dune arctotheca, beach pumpkinArctotis stoechadifolia
White arctotisAsphodelus fistulosus
Onion weedAvena fatua
Wild oatsBrassica tournefortii
Wild turnipCakile maritima
Sea rocketCarpobrotus edulis
PigfaceCenthranthus macrosiphon
Common centuaryCrassula glomerata
(Crassula glomerata)Cuscuta epithymum
Lesser dodderEhrtharta calycina
Veldt grassEhrtharta villosa
Pyp grassEuphorbia paralias
Sea spurgeEuphorbia terracina
Geraldton carnation weedFreesia alba x leichtlinii
Sweet or common freesiaFumaria capreolata
Whiteflower fumitoryLachenalia bulbifera
Tin soldierLagurus ovatus
Pussy tail, hare’s tail grassLolium rigidum
Annual/wimmera rye grassLupinus consentinii
Blue lupinOenothera drummondii
Beach evening primroseOxalis pes-caprae
Soursob, soursopPelargonium capitatum
Rose pelargoniumRaphanus raphanistrum
Wild radishSenecio condylus
Variable groundselTetragonia decumbens
Dune spinach, sea spinachThinopyrum distichum
Sea wheatgrassTrachyandra divaricata
Dune onion weed
Photos and descriptions of 39 weed species can be found on Cottesloe Coastcare Association’s website – http://cottesloecoastcare.org/dir/weeds