Wednesday, April 22, 2009

Plant spot: Kohurangi.


Just about every time I visit Tuateawa I find something new. This find was on the way up to the Trig on the track that starts at the end of Waiherire Drive. It is not an uncommon shrub and was not uncommon on the track either. If it hadn't been flowering it would probably still be un noticed and unidentified! Senecio kirkii.

What couldn't be missed however, were the great quantity of pig rootings in the upper part of the track. There doesn't seem to be a lot of information about the damage they might cause but there is some suggestion that they can interfere with regeneration processes. Unlike cows they have only a single stomach and so can only manage softer plant material, grasses and bulbs. They are omnivorous and do eat quite large quantities of native earthworms which could explain some of the rootings.

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