Herbs Weed profiles & Native alternatives
I’M A WEED
Gazania
Gazania linearis / rigens
Tough, low-growing clump forming perennial herb with a short branched woody rhizome (spreading underground stem) and variable, lance-shaped or lobed leaves, 5-18 cm long, 0.3-2 cm wide, dark green
above, white-woolly below.
Flowers are brightly coloured, large, bronze, yellow and orange daisy-like to 8 cm in diameter all year round. Naturalised on coastal dunes and along some roadsides.
Threat / Problem
• Forms dense patches in disturbed areas of coastal sands and dunes and displaces native vegetation. It withstands salt-laden winds and grows vigorously in sandy soils.
Spread
• Reproduces vegetatively and from seed. It produces abundant wind-blown seeds and is often spread in garden waste and through soil movement.
Control
• Hand pull small plants and dig out larger plants ensuring all root fragments are removed.
• Chemical control can be effective. Resistant to Glyphosate®
herbicide but susceptible to Lontrel®.
GROW ME INSTEAD
Pleated Podolepis
Podolepis rugata
Perennial herb to 0.8 m high with several erect, unbranched, stems produced annually from a woody base. Daisy flowers with brightyellow petals, 0.8-1.7 cm long, deeply 3-toothed, spreading from a yellow centre, form from July to January. Flowers have a scaly hemispherical base, 2.5-3 cm in diameter.
Found on coastal limestone and dunes.
OR GROW ME
Seaberry Saltbush
Rhagodia candolleana
Dense shrub to 2 m high. The shiny green, leathery leaves 1-3 cm long by 0.4-1.2 cm wide are thick and almost succulent, with a paler, scaly underside. Flowers are small and pale and arranged in panicles (elongated, branched clusters of stalked flowers) up to 15 cm long, appearing from December to April. These develop into flattened dark red berry fruits up to 4 mm in diameter.
Salt tolerant and fire retardant. Provide food for butterfly caterpillars. and a wide range of birds.
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