I HAVE A PROBLEM WITH
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![African Boxthorn]()
African Boxthorn
Boxthorn is a member of the Solanaceae family, which includes other plants such as silverleaf nightshade... -
![African Lovegrass]()
African Lovegrass
African Lovegrass is a vigorous, drought resistant, densely tufted perennial grass to 1.2 m tall with slender... -
![Algae]()
Algae
Filamentous algae are the stringy, mat-forming algae that are commonly observed clinging around dam edges... -
![Amaranthus]()
Amaranthus
Amaranthus, collectively known as amaranth is a cosmopolitan genus of annual or short-lived perennial plants... -
![Barley Grass]()
Barley Grass
Barley Grass is a relatively hairless, soft annual grass with bristly, fox-tail like seed heads. It is a widespread weed of crops, pastures and roadsides and flowers in spring. -
![Barnyard Grass]()
Barnyard Grass
Barnyard Grass is a summer growing annual which grows to a height of 300-1500 mm with an erect, green spike-like seed head. -
![Bindii]()
Bindii
A winter annual with a low growing, rosette forming growth habit. A difficult to control weed that roots at the nodes to form additional rosettes -
![Blackberry Nightshade]()
Blackberry Nightshade
Blackberry Nightshade is an erect herb or small short-lived bushy shrub to 1 m high. The leaves are 2-7.5 cm long, entire or very shallowly lobed. The flowers are white, in short-stalked clusters of 4-12 flow -
![Blady Grass]()
Blady Grass
Blady grass, is a species of grass in the genus Imperata. It is a perennial rhizomatous grass that grows from 0.6–3 m (2–10 feet) tall. The leaves are about 2 cm wide near the base of the plant and narrow to a sharp... -
![Brome Grass]()
Brome Grass
Brome grass is an annual grass weed widely distributed across the wheat belt of southern Australia. In crops and pastures this highly competitive weed can markedly reduce productivity with seeds... -
![Buckbush]()
Buckbush
An erect and rounded annual or biennial herbaceous shrub with hairless and somewhat succulent stems when fresh. When mature, bushes break off at -
![Burr Medic]()
Burr Medic
Burr medic is a low growing winter annual with a sprawling, creeping growth habit. The trifoliate compound leaf consists of three heart-shaped... -
![Capeweed]()
Capeweed
An autumn or winter annual dicot weed with a rosette forming growth habit. Leaves are deeply lobed and often possess a silv... -
![Cat's Ear]()
Cat's Ear
A perennial, stemless rosette forming dicot weed that forms a similar growth habit to the dandelion... -
![Chickweed]()
Chickweed
Chickweed is a delicate annual herb, with small, paired, egg shaped, pointed-tip leaves on long, round, weak stems that have a line of hairs between the nodes. It has small white flowers with... -
![Cobbler’s Pegs]()
Cobbler’s Pegs
Cobblers Pegs is a short-lived herbaceous plant with upright stems growing up to 1.8 m tall. Its stems are square in cross section and green to... -
![Common Couch]()
Common Couch
A warm season perennial grass with fine textured, smooth leaves which vary from grey-green to blue-green in colour... -
![Creeping Oxalis]()
Creeping Oxalis
A perennial creeping, rhizomatous dicot, often mat forming with a prostrate growth habit... -
![Crowsfoot Grass]()
Crowsfoot Grass
A tough, dark green summer annual grass with flattened stems and shiny strap-like leaves. Leaf blades are smooth with folded venation and white sheaths leading to a short membranous ligule which is uniquely divided at the centre. A difficult to control weed that tolerates low mowing heights and thrives in low nutrient and compacted soil conditions. The seed head appears from late spring or early summer and is two to ten spikelets on long stem. -
![Cudweed]()
Cudweed
Cudweed is an annual or biennial weed with a rosette forming growth habit. The leaves are broad and obovate in shape... -
![Dandelion]()
Dandelion
A perennial, stemless weed that grows low to the ground forming rosettes of leaves around a central point... -
![Deadnettle]()
Deadnettle
Deadnettle is a square and hollow stemmed, opposite leaved, hairy, annual to biennial herb with clusters of about 12 pink-purple tubular flowers in rings in the upper leaf axils... -
![Docks]()
Docks
Docks are erect plants, usually with long taproots. The fleshy to leathery leaves form a basal rosette at the root. The basal leaves may be different from those near the inflorescence... -
![Flatweed]()
Flatweed
Flatweed is a herb to 400 mm wide with yellow daisy type flowers up to 30 mm diameter borne on simple or branched, leafless stalks at any time of the year... -
![Fleabane]()
Fleabane
Usually a summer annual but sometimes occurs during the winter months. Fleabane is a tall growing dicot with a tough... -
![Fumitory]()
Fumitory
Fumitory, also known as carrot weed, is the widely used name for several species of Fumaria. Worldwide there are about 50 species of which eight are recorded in Australia... -
![Johnson Grass]()
Johnson Grass
Johnson Grass is a tall, relatively hairless perennial grass with broad, long leaves with a prominent midrib underneath, jagged membranous ligule and erect stout stems... -
![Kikuyu Grass]()
Kikuyu Grass
A warm season perennial grass with a tough, mat forming growth habit which makes it an ideal turf type grass... -
![Lambs Tongue]()
Lambs Tongue
Lambs Tongue has hairy, long, slender ribbed leaves that form 1 or more rosettes from which emerge long, slender flowering stems... -
![Lesser Swinecress]()
Lesser Swinecress
Lesser Swinecress is a foul smelling, lobed leafed, spreading or semi-erect annual to perennial plant with small fruits that are produced from inconspicuous flowers in spring... -
![Liverseed Grass]()
Liverseed Grass
Common names: annual liverseed grass, annual signalgrass, annual urochloa grass, garden grass, garden signal grass, garden urochloa... -
![London Rocket]()
London Rocket
London Rocket is an annual herb exceeding three feet in height with open, slender stem branches. The flowers are small with four pale yellow petals... -
![Marshmallow]()
Marshmallow
Marshmallow” Malva parviflora. It is native to Europe, Asia and northern Africa but has naturalised itself in all Australian states. It grows... -
![Medics]()
Medics
Annual medics (Medicago spp.) are legumes closely related to alfalfa. They are true annuals flowering, setting seed and dying within one growing season (60 to 100 days)... -
![Mintweed]()
Mintweed
Mintweed is an erect, greyish-green annual with four sided stems, about 500 mm tall and pales blue flowers in loose clusters from October to April... -
![Mullumbimby Couch]()
Mullumbimby Couch
A perennial mat-forming, grass like sedge up to 15cm high with dark green, glossy, strap-like leaves... -
![Nutgrass]()
Nutgrass
A perennial rapidly spreading grass-like sedge with flat tapered, slightly corrugated leaves. The stem ... -
![Onion Grass]()
Onion Grass
A perennial grassy weed with between 3 and 10 thin strappy leaves rising from the central base up to 30cm long... -
![Paradoxa Grass]()
Paradoxa Grass
Paradoxa grass (canary grass) (Phalaris paradoxa) is an invasive, tufted, annual grass capable of producing a large number of tillers. It... -
![Parramatta Grass]()
Parramatta Grass
A clumping perennial grassy weed with tough, fibrous leaves up to 35cm in length... -
![Paspalum]()
Paspalum
A perennial grassy, clump forming weed with a robust rhizomatous growth habit. The leaves are generally possess a... -
![Patersons Curse]()
Patersons Curse
Paterson’s Curse is a winter annual herb that often becomes the dominant species in pastures. It is a prolific seeder that can produce more than 5000 seeds per plant per... -
![Pearlwort]()
Pearlwort
Pearlwort is a dense low growing dicot weed with smooth slender stems rooting at the nodes with oppositely arranged... -
![Pigweed]()
Pigweed
Pigweed is a prostrate, succulent, running annual herb that often forms dense mats with spoon shaped, shiny leaves, -
![Plantain]()
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![Prairie Grass]()
Prairie Grass
Prairie Grass is an annual to or short lived perennial grass. Most growth in autumn, winter and spring. Suited to fertile, well‑drained... -
![Purpletop]()
Purpletop
Purpletop is a purple flowered herb with erect stems up to 2m tall which are conspicuously square in cross-section and rough. Leaves are sessile... -
![Ryegrass]()
Ryegrass
A cool season perennial grass with a tufted growth habit and glossy dark green leaves which are often purplish at the base... -
![Saffron Thistle]()
Saffron Thistle
Saffron Thistle is a yellow to cream flowered, spiny, and slightly hairy to woolly, annual thistle that flowers in spring and summer and... -
![Sow Thistle]()
Sow Thistle
Sow Thistle is an erect, hairless, branched plant about 1000 mm tall with sprays of yellow, thistle type flowers at the ends of branches and large, soft, lobed leaves... -
![Spiny Burrgrass]()
Spiny Burrgrass
Spiny Burrgrass is a purple/red, tufted annual grass to 600 mm diameter with upward bending stems, up to 800 mm tall, and a... -
![Spiny Emex]()
Spiny Emex
Spiny Emex, also known as Doublegee, Prickly Jacks, Three Cornered Jack or Cathead, is a serious weed in crops and pastures. It is a... -
![Spotted Spurge]()
Spotted Spurge
A summer annual with a prostrate, mat forming and creeping growth habit. It has small oval leaves with a reddish spot in the centre... -
![Stinging Nettle]()
Stinging Nettle
Common names: nettle, nettle leaf, burn nettle, burn weed, burn hazel or stinger. Perennial plant 1 to 2 m (3 to 7 ft) tall in the summer and dying... -
![Summer Grass]()
Summer Grass
A summer annual grassy weed with a aggressive spreading growth habit. Summergrass leaves are of a green-yellow colour... -
![Thornapple]()
Thornapple
The Thornapple weed competes strongly with summer crops in many areas of the world. It was introduced into Australia in the 1800’s. It is the most ... -
![Variegated Thistle]()
Variegated Thistle
Variegated thistle, blessed milkthistle, milkthistle (Silybum marianum) is a declared pest in Western Australia (WA). This article describes... -
![White Clover]()
White Clover
A perennial low-growing leguminous dicot with an aggressive creeping growth habit. The characteristic green, trifoliate compound leaves are... -
![Wild Oats]()
Wild Oats
Wild oats have a large ligule with no auricles and the leaves tend to be hairy with a slight bluish hue. The emerging leaf is rolled. The seedling... -
![Wild Turnips]()
Wild Turnips
Rapistrum or Wild Turnip has a rosette of large lobed, stalked, often bristly leaves. It is an annual to biennial plant with leafy, erect stems... -
![Wintergrass]()
Wintergrass
A grassy winter annual with perennial and biennial bio-types observed in some regions. Light green in colour with a tufted growth habit and a... -
![Wireweed]()
Wireweed
A low growing, sprawling annual or perennial herb with small oval leaves 5-10mm in length and a purple-white sheath around the base...
