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to Oil Mallees page What species are used? Australian flora has some 200 species of mallees in the Eucalypt or gum tree group. The oil mallee project uses a range of species, targeted at different soil types and climate preferences. The 8 main species planted are: E.loxophleba subsp. lissophloia: smooth bark York gum, from heavy soils of the eastern wheatbelt. Good generalist species across the state. E.horistes: from northern soils of the northern wheatbelt. Good robust species, growing on reddish sands through to some heavier loamy clays. E.kochii subsp. plenissima: from light medium soils in the north-east wheatbelt. Preference for reddish sandy and sandy loam soils, tolerant of heavier clays E.loxophleba subsp. gratiae: large fruited smooth bark York gum, from duplex to heavy soils of the Southern wheatbelt. E.angustissima: from duplex soils of the south-coast. Grows in sand over saline clay. Best suited to moisture gaining duplex soils. E.myriadena: Occurs in the central-eastern and southern wheatbelt. Good species for heavy grey clays. E.polybractea: blue mallee, from NSW and Vic. Suited to medium-heavy soils in the southern regions. E.vegrandis: good species for planting low in the profile. Grows on clay loam to clay soils, often seasonally waterlogged. From the southern wheatbelt. |