What is Karamu?(Coprosma robusta)
- Karamu is an evergreen shrub or tree native to New
Zealand. Originally introduced as a garden ornamental karamu is now an
- Karamu is a declared weed in Tasmania under the Tasmanian Weed Management Act 1999. The importation, sale and distribution of karamu are prohibited in Tasmania.
How to identify karamu
- Karamu grows to
around 6 metres. The leaves are opposite, large, thick and glossy, and
with pointed tips. Karamu flowers are small, greenish and growing in
clusters. The fruit is a fleshy berry, green initially before maturing
to orange-red over late summer.
- Karamu is similar to the related mirror bush (C. repens) however mirror bush has thicker, very glossy leaves that are rounded with a blunt tip.
Image top: Karamu branches with fruit, photo: Karen Stewart
Image above: Karamu leaves, photo: Karen Stewart
Karamu in Tasmania
- Karamu is recorded
from the east coast, Fern Tree, the Gordon River Dam and larger
populations are found along the Derwent River around New Norfolk (see map).
is able to invade relatively undisturbed native vegetation,
particularly damp and wet eucalypt forest. It forms dense thickets and
can eventually shade out native understorey species.
What is the legal status of karamu in your area?
Karamu Species Weed Management Plan (207Kb)
- The legal responsibilities of landholders and other stakeholders in dealing with karamu are laid out in the Statutory Management Plan for Karamu.
- Use Table 1 (Zone A municipalities) in the Statutory Management Plan for Karamu to find out whether this weed occurs in your municipality.
Detailed management and control guidelines for karamu can be found in the Karamu Control Guide. Refer also to Herbicides for Karamu Control. For further information see DPIPWE's Weed Links and Resources.
Karamu Control Guide
Herbicides for Karamu Control
Statutory Management Plan for Karamu
Weed Links and Resources
Other useful links
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