Wednesday 11 May 2011

Natives On Sand.

When you envision Gunnamatta beach it is normal to think surfing or lifesaving, rather than a horticulturalist work. Yet Gunnamatta beach and the vegetation that sweeps the shifting sand dunes is in fact an example of delicate horticultural management. Rather than highlight the much emphasised and debated issue of the pumping of the potentially hazardous sewage (Whilst the results seem to have a negligible effect on humans, the result on aquatic life is somewhat unknown); I’d rather emphasise the genius process which ensures the health of the surrounding sand dunes and vegetation.
With limited selection on plants that can survive the savage conditions of gale force winds, a constant invasion of biting midges (sand flies) and not to mention a constant showering of salt water from Bass Straight; it’s not surprising that indigenous species such as Coastal Banksia (Banksia integrifolia,) Acacia longifolia var. sophorae (Coastal Wattle) and Leptospermum laevigatum (Coastal tea Tree) dominate the foreshore. Modern day horticulturalist’s use these native species through the process of brushing (This method involves the spreading of tree clippings around the sand dunes, used to minimize the erosion from direct impact of wind, by promoting new growth and stabilising adventitious roots.)
Combined with legislation and physical barriers in the form of fencing, brushing helps to ensure, in basic terms the beach doesn’t completely wash away (Much like another serious issue on the Mornington Peninsula, the complete erosion of Portsea Beach.)
So again rather be a public nuisance and constantly complaining about issues I know nothing about, I’d rather praise those doing an actual decent job.



Images: bushwalkjournal.blogspot.com
australiaforeveryone.com.au

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