RHS PUB0011121 943088

The Clay Soil Challenge

Clay soils can be very challenging – dry and hard in summer, boggy and wet in winter. They
are potentially fertile soils as clay holds onto nutrients. Before planting, mix a spadeful of soil
improver to add air and nutrient to this dense soil. The following plants grow successfully in
clay soils.

Ground Covers

• Callistemon ‘Rocky Rambler’
• Eremophila glabra prostrate
• Grevillea ‘Royal Mantle’
• Hemiandra pungens
• Hibbertia scandens (snake vine)
• Kennedia prostrata
• Grevillea obtusifolia ‘Gingin Gem’

Small Plants (to 1m)

• Acacia glaucoptera (clay wattle)
• Acacia pulchella (prickly moses)
• Calothamnus sanguineus
• Callistemon Little John
• Calytrix acutifolia
• Darwinia citriodora
• Grevillea ‘Robyn Gordon’
• Hypocalymma angustifolium
• Verticordia densiflora (feather flower)
• Westringia fruticosa (native rosemary)

Medium Plants (1-3m)

Baeckea virgata (twiggy heath myrtle)
• Callistemon Endeavor
• Calothamnus quadrifidus
• Grevillea ‘Ivanhoe’
• Grevillea ‘Boongala Spinebill’
• Grevillea ‘Superb’
• Kunzea vestita
• Melaleuca fulgens (scarlet honey myrtle)
• Melaleuca hypericifolia (hillock bush)
• Melaleuca lateritia (robin red breast)
• Melaleuca Little Nessie

Large Plants (over 3m)

• Acacia saligna (golden wreath wattle)
• Acacia spectabilis (mudgee wattle)
• Acacia vestita (hairy wattle)
• Syzygium cultivars
• Callistemon ‘Kings Park Special’
• Callistemon viminalis (bottlebrush)
• Dodonaea viscosa (hop bush)
• Hakea laurina (pincushion hakea)
• Hakea multilineata, francisiana
• Melaleuca armillaris (bracelet honey myrtle)
• Melaleuca nesophila (western tea myrtle)
• Melaleuca ‘Revolution Green’

Trees

• Casuarina glauca (swamp sheoak)
• Eucalyptus caesia
• Eucalyptus spathulata (swamp mallet)
• Eucalyptus torquata (Coral Gum)
• Melaleuca quinquenervia (cadgeput)

Grasslike Plants

• Anigozanthos flavidus (Albany roo paw)
• Ficinia nodosa (Formerly Isolepis nodosa)
• Juncus pallidus (pale rush)
• Lomandra longifolia cultivars
• Patersonia occidentalis

Climbers

• Billardiera heterophylla (Formerly Sollya)
• Kennedia rubicunda (dusky coral pea)
• Hardenbergia comptoniana
• Pandorea jasminoides