Erosion-Control Slope Stabiliser

• Agapanthus · Agapanthus praecox Spheres of blue or white flowers on tall stems above strappy clumps — a tough, drought-proof mass-planting staple. Choose sterile forms, as the species can self-seed into bushland.
• Arrowhead · Sagittaria platyphylla A marginal aquatic with broad lance-shaped emergent leaves and whorled spikes of small white flowers. Note this species is a declared weed in parts of southern Australia.
• Aussie Crawl Fan Flower · Scaevola 'Aussie Crawl' A vigorous prostrate fan flower forming a dense mat covered in mauve-blue fan-shaped flowers through the warmer months. Excellent for groundcover, banks and hanging pots.
• Bearded Iris · Iris germanica Ruffled, often fragrant flowers in a rainbow of colours rise above fans of grey-green foliage from sun-baked rhizomes. Plant rhizomes shallow with their backs exposed for best flowering.
• Bloody Cranesbill · Geranium sanguineum A tough true geranium forming spreading mounds of finely cut leaves smothered in magenta flowers. Foliage flushes red in autumn and the plant copes admirably with dry shade.
• Blue Chalksticks · Curio talinoides var. mandraliscae A spreading groundcover succulent of upright finger-like blue-grey leaves with a chalky bloom, forming a cool silvery carpet ideal for mass planting and erosion-prone slopes. Tough and water-wise.
• Blue Flax Lily 'Little Jess' · Dianella caerulea 'Little Jess' A compact, clumping strap-leaved flax lily with airy sprays of blue starry flowers followed by glossy purple berries. A tough, low-care mass-planting and border grass for sun or shade.
• Blue Flax-Lily · Dianella caerulea A clumping strappy native with starry blue flowers followed by glossy violet berries that draw birds. Tough, tidy and at home in mass plantings or pots.
• Blue Rug Juniper · Juniperus horizontalis 'Wiltonii' A flat, ground-hugging juniper forming a dense silver-blue carpet that trails attractively over walls and rocks. One of the best conifer groundcovers for slopes, banks and erosion control.
• Blue Spruce Stonecrop · Sedum rupestre A hardy creeping groundcover succulent with needle-like blue-green foliage resembling tiny spruce shoots, lighting up with flat heads of bright yellow star flowers in summer. Tough and frost-tolerant.
• Blue Star Juniper · Juniperus squamata 'Blue Star' A compact, slow-growing dwarf juniper forming a neat mound of dense, silvery steel-blue needles. An outstanding small feature for rockeries, pots and the front of borders.
• Bower Wattle · Acacia cognata 'Limelight' · from $18.95 A soft, weeping dwarf wattle with fine cascading lime-green foliage that forms a neat mounding feature. Popular in containers and modern landscapes for its graceful fountain-like form.
• Breeze Flax Lily · Dianella caerulea 'Breeze' A fine-leaved flax lily forming a soft fountain of bright green foliage with blue flowers and purple berries. Hardy and versatile for borders and mass plantings.
• Bronze Rambler Grevillea · Grevillea 'Bronze Rambler' A tough fast prostrate groundcover with deeply lobed foliage that flushes bronze-red, and toothbrush red flowers. Ideal for slope stabilising and weed suppression.
• Cassa Blue Flax Lily · Dianella caerulea 'Cassa Blue' A compact Australian native flax lily with upright blue-grey strappy foliage, sprays of small blue flowers and shiny purple berries. A versatile, hardy choice for borders, mass plantings and pots.
• Catmint · Nepeta faassenii Soft grey-green mounds froth with lavender-blue flowers loved by bees, releasing a minty scent when brushed. Shear after the first flush and it rebounds for a second show.
• Century Plant · Agave americana A massive architectural rosette of thick blue-grey leaves armed with sharp spines and a vicious terminal spike, crowned after decades by a towering branched flower stalk. A bold drought-proof sculptural plant.
• Chameleon Plant · Houttuynia cordata 'Chameleon' A spreading bog groundcover with heart-shaped leaves splashed red, cream, yellow and green, and small white flowers. Vigorous and can be invasive in damp ground, so often best contained in a pot.
• Coast Spear Grass · Austrostipa stipoides A coastal Australian native tussock grass forming dense clumps of wiry green-grey foliage with feathery flowering plumes. Salt- and wind-tolerant, it suits exposed seaside and erosion-prone sites.
• Coastal Cushion Banksia · Banksia integrifolia 'Coastal Cushion' A prostrate cushioning form of coast banksia with white-backed leaves and pale yellow flower spikes. Tough, salt-tolerant and ideal for coastal banks and erosion control.
• Coastal Gem Grevillea · Grevillea 'Coastal Gem' A dense prostrate spreading groundcover with fine green foliage and small pink-red spider flowers through the cooler months. Excellent for banks and coastal gardens.
• Common Correa · Correa reflexa · from $5.50 A versatile small shrub with pendulous red-and-green tubular bells through autumn and winter that supply nectar to honeyeaters when little else flowers. Shade-tolerant and frost-hardy.
• Common Everlasting · Chrysocephalum apiculatum A low, silvery-grey spreading daisy carrying clusters of bright golden button flowers through much of the year. Tough, drought-hardy and excellent for pollinators and dry verges.
• Common Tussock Grass · Poa labillardierei A handsome large tussock grass with fine blue-green foliage forming soft fountain-like clumps topped by airy summer seed heads. A movement-rich native for mass planting and erosion control.
• Cotoneaster · Cotoneaster glaucophyllus A hardy evergreen with grey-green leaves, sprays of white summer flowers and heavy crops of orange-red autumn berries loved by birds. Tough and drought-proof, but bird-spread seedlings can become weedy.
• Creeping Boobialla · Myoporum parvifolium A fast, dense prostrate native that hugs the ground with succulent green foliage and tiny white star flowers in summer. An outstanding weed-suppressing cover for banks and verges.
• Cumbungi · Typha orientalis A vigorous native marginal reed with strappy upright leaves and the familiar brown cigar-shaped seed heads. Spreads strongly, so best confined to large dams and natural wetlands.
• Cut-leaf Daisy · Brachyscome multifida · from $4.25 A dainty spreading native daisy carpeted in mauve, purple or white flowers for much of the year above ferny green foliage. Ideal for borders, rockeries, containers and attracting butterflies.
• Daylily · Hemerocallis hybrid Each trumpet lasts a single day but the clumps churn out wave after wave through the warm months. Adaptable and tough; note that daylilies are toxic to cats.
• Dusky Bells Correa · Correa 'Dusky Bells' A low spreading shrub with dark green foliage and pendent dusky-pink bell flowers through autumn and winter. Shade-tolerant, bird-attracting and ideal for groundcover.
• Dusky Coral Pea · Kennedia rubicunda A tough, fast Australian native climber and groundcover bearing dusky red pea flowers in spring that attract honeyeaters. Hardy and adaptable, it is excellent for binding banks and quick cover.
• Dwarf Fountain Grass 'Hameln' · Pennisetum alopecuroides 'Hameln' A dwarf, compact fountain grass forming neat mounds of fine green foliage topped with creamy bottlebrush plumes. Lower-seeding and well-mannered, it suits borders, edging and containers.
• Evergreen Giant Lilyturf · Liriope muscari 'Evergreen Giant' A large, robust lilyturf forming upright clumps of broad dark-green strappy leaves with tall spikes of pale violet flowers. Excellent as a low informal hedge, border or mass planting in sun or shade.
• Fairy Fan-flower · Scaevola aemula 'Purple Fanfare' A spreading native groundcover smothered in fan-shaped mauve-purple flowers from spring through autumn. A fast, hardy carpet and trailing container plant for sun.
• Foxtail Agave · Agave attenuata A spineless soft-leaved agave forming large pale grey-green rosettes, eventually producing a dramatic arching flower spike like a foxtail. A widely planted soft-textured feature, safe and easy.
• Gold Cluster Grevillea · Grevillea 'Gold Cluster' A prostrate, dense grevillea smothered almost year-round in clusters of bright golden-yellow flowers loved by honeyeaters. A reliable low groundcover and bank cover.
• Gold Star Juniper · Juniperus × pfitzeriana 'Gold Star' A low, wide-spreading juniper with arching branches tipped in bright golden-yellow foliage. A hardy, colourful groundcovering feature for sunny banks and large pots.
• Golden Sweet Flag · Acorus gramineus 'Ogon' A low grassy bog plant forming fans of bright gold-and-green striped leaves with a faintly sweet scent when crushed. Ideal for the edge of ponds, rain gardens and damp borders.
• Granny's Grave Correa · Correa reflexa 'Granny's Grave' A hardy spreading correa with red and green tubular bell flowers through autumn and winter that draw honeyeaters. A tough, shade-tolerant feature and groundcover.
• Great Bougainvillea · Bougainvillea spectabilis A robust, large-growing climber armed with stout thorns and clothed in showy crimson, red and orange bract clusters over a very long season. A spectacular subtropical screen for hot, sunny positions.
• Heartleaf Iceplant · Aptenia cordifolia A fast spreading trailing succulent with heart-shaped glistening green leaves and bright magenta daisy-like flowers through the warm months. A vigorous water-wise groundcover and basket plant.
• Hens and Chicks · Sempervivum tectorum An extremely hardy alpine succulent forming tight rosettes that cluster into colonies of offsets, the leaves often blushed red at the tips. Famously frost-proof and ideal for rockeries and troughs.
• Hop Goodenia · Goodenia ovata 'Gold Cover' A prostrate form of hop goodenia spreading into a glossy green mat dotted with bright yellow flowers for most of the year. A fast, hardy groundcover for sun or shade.
• Kalgoorlie Emu Bush · Eremophila glabra 'Kalgoorlie' A low spreading emu bush with silver-grey foliage and orange-red tubular flowers that draw honeyeaters. Extremely drought-hardy and ideal for arid and coastal gardens.
• Kangaroo Grass · Themeda triandra An iconic native grassland species with blue-green tufts that turn russet-bronze in summer and nodding rusty seed heads. Drought-hardy, it suits meadows and low-water plantings.
• Katie Belles Lomandra · Lomandra longifolia 'Katie Belles' A tall upright lomandra with broad green strappy leaves and tall scented yellow flower spikes. Architectural and hardy, excellent for screening and feature plantings.
• Knobby Club-rush · Ficinia nodosa A tough, tufting coastal sedge with wiry dark green stems tipped by little knobby seed heads. Salt-, wind- and waterlogging-tolerant, it excels in coastal and rain-garden plantings.
• Large Wild Iris · Dietes grandiflora Strappy evergreen iris from southern Africa with elegant white flowers marked yellow and violet, opening in fortnightly flushes. Almost indestructible, though it can naturalise.
• Lilyturf 'Just Right' · Liriope muscari 'Just Right' A clumping strappy-leaf perennial forming tidy tufts of arching deep-green foliage topped with spikes of violet-purple flowers in late summer. A reliable, low-care border and mass-planting plant.
• Lime Tuff Lomandra · Lomandra confertifolia 'Lime Tuff' A compact fine-leaved lomandra forming a dense lime-green tuft that needs no trimming. Tough and drought-hardy, ideal for borders, containers and mass plantings.
• Lime Tuff Mat-rush · Lomandra 'Lime Tuff' A compact, dense lomandra with fine lime-green foliage forming a tidy rounded tussock. Tough and low-care, it suits formal borders, mass plantings and containers.
• Little Jess Flax Lily · Dianella 'Little Jess' A compact, clumping flax lily with deep green strappy leaves, sprays of blue starry flowers and purple berries. A neat, tough small native for borders, pots and mass planting.
• Louisiana Iris 'Black Gamecock' · Iris 'Black Gamecock' A Louisiana iris bearing rich velvety deep purple-black flowers with golden signals, held above strappy green foliage. Thrives in boggy ground or at the edge of ponds.
• Lucia Flax Lily · Dianella 'Lucia' A compact flax lily with blue-green foliage that develops purple tints, plus blue flowers and berries. Tough, frost-hardy and tidy for borders and mass plantings.
• Matted Dampiera · Dampiera diversifolia A spreading WA groundcover forming a dense low mat that becomes a sheet of intense violet-blue flowers in spring and summer. A striking colour carpet for well-drained gardens.
• Matted Pratia · Lobelia pedunculata A creeping, mat-forming groundcover with tiny leaves studded with starry pale blue flowers, tolerant of light foot traffic. An excellent lawn substitute and paving filler for moist spots.
• Mediterranean Spurge · Euphorbia characias Architectural domes of blue-grey foliage topped by lime-green flower heads in late winter, unfazed by drought. The milky sap is a skin and eye irritant, so wear gloves to prune.
• Meema Native Lilac · Hardenbergia violacea 'Meema' A non-climbing shrubby form of native lilac forming a dense mound smothered in purple pea flowers in winter and spring. Ideal for groundcover, banks and low borders.
• Mondo Grass · Ophiopogon japonicus A tough evergreen strappy-leaf groundcover forming a dense carpet of fine dark-green grassy foliage. A hard-wearing, low-care lawn alternative for shade and a favourite for pathways and edges.
• Moonshine Yarrow · Achillea 'Moonshine' Flat heads of soft sulphur-yellow flowers float above ferny silver foliage all summer. An award-winning, drought-hardy yarrow that bees and butterflies flock to and that dries well.

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