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Regional surveillance pest plants

Regional surveillance pest plants

Updated 9 October 2013 2:13pm

We need to know where the following plants are in the Wellington region, in case they change status to total control.

Asiatic knotweed

African fountaingrass Pennisetum setaceum
Alligator weed Alternanthera philoxeroides
Apple of sodom Solanum linnaeanum
Asiatic knotweed Reynoutria japonica and hybrids
Australian sedge Carex longebrachiata
Bomarea Bomarea caldasii and B. multiflora
Californian arrowhead Sagittaria montevidensis
Californian bulrush Schoenoplectus californicus
Chilean flamecreeper Tropaeolum speciosum
Chilean needlegrass Nassella neesiana
Chinese pennisetum Pennisetum alopecuroides
Chocolate vine Akebia quinata
Delta arrowhead Sagittaria platyphylla
Giant knotweed Reynoutria sachalinensis and hybrids
Hawaiian arrowhead Sagittaria sagittifolia
Houttuynia Houttuynia cordata
Nassella tussock Nassella trichotoma
Noogoora bur Xanthium occidentale
Polypodium (Common polypody) Polypodium vulgare
Purple loosestrife Lythrum salicaria
Senegal tea Gymnocoronis spilanthoides
Spartina Spartina spp.
White edged nightshade Solanum marginatum

In addition to these species Greater Wellington is also on the look out for other pest plant species which may be considered for management in the future. For example:

Giant hogweed

Fine stemmed needlegrass

Himalayan balsam

If you think you have seen any of these plants please contact us.

Seen it? Call us! on 0800 496 734

or email