Illustrated Guide to
of New Zealand
Weeds of New Zealand
by Ian Popay, Paul Champion & Trevor James
ISBN 0 473 09760 5
by kind permission of the
Zealand Plant Protection Society
Publication or other use of images or descriptive
text on these pages is unauthorised unless written permission is
obtained from the authors and publisher.
of the publication Common Weeds of New Zealand must always
Available from Touchwood
Shrub or small tree up to 7 m high, but often only 1-2 m.
Catkins appear in spring, before the leaves. Leaves shiny
on the upper surface, covered with soft grey hairs underneath.
Often forms the dominant vegetation in swampy areas.
Catkins appear in spring before the leaves. Separate
male and female catkins, each cylindrical, 15-35 mm long.
Capsule with two valves, containing many tiny seeds.
Shining on upper surface, grey underneath due to
cover of soft grey hairs. Leaves 2-7 cm long by 15-35 mm
wide. Leaves not bitter to the taste.
Bark rather smooth. Shoots not brittle. They are
grey or greenish-grey and remain hairy, or are reddish to
dark purple and often become smooth.
and wet areas behind coastal dunes.
In many places
from North Auckland southwards, especially Waikato, Bay
of Plenty and the east of SI. Originally from Europe, western
Asia, north Africa.
the early period of European settlement and widely planted
in many wet areas for soil reclamation and stabilisation.
Often forming the dominant vegetation in swampy areas. Listed
on the National Pest Plant Accord
(see Introduction for details).
of botanical name
= willow; cinerea (Lat.) = ash-coloured.