Xanthorrhoea species
Family: XANTHORRHOEACEAE
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Note the little tuft of green on his crown - he’ll be as beautiful as ever in a year or so - perhaps even more beautiful. The blackened trunk which grasstrees acquire after burning enhances their good looks.
There is a story that burning causes them to grow more quickly. Someone I know tried it, and decided it made no difference, so I’m not prepared to take any risks in my backyard.
There is also a story that grasstrees grow extremely slowly - just an inch every hundred years. I’ve had less faith in the theory since I discovered that it was based on a specimen growing in the Edinburgh botanic gardens - hardly the ideal climate for finding out the optimum growth rate of one of our local plants!
These specimens photographed
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You might recognise the plants in the photo below, which can be seen from a walking track in the Bunya mountains. We now think of this sort of rocky hillside environment as being typical for all grasstrees - and indeed it is, for some species.
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Sadly, as with most of the native plants which grew on this prime agricultural land, few specimens remain in this habitat, but the knowledge that they grew there is useful to us, when choosing plants for a black soil garden. This is the species to use.
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