What is Asparagus fern?(Asparagus scandens)
- Asparagus fern is a serious environmental weed.
- Asparagus fern is a declared weed under the Tasmanian Weed Management Act 1999. The importation, sale and distribution of Asparagus fern are prohibited in Tasmania.
How to identify Asparagus fern
fern is a perennial (long-lived) twining or scrambling vine with stems
growing to 3 m long. The leaves are shiny, spear shaped and pointed at
the tip and occur in groups of three around the stem.
- Flowers are small and white to pinkish in colour, while the fruits are fleshy globular berries which are orange-red when ripe.
fern has a short branching rhizome (underground stem) which gives rise
to a mass of tuberous roots which form a dense impenetrable mat.
fern does not usually die back during summer and has year-round growth.
Flowers are produced from August to October, while the berries are
produced from late October. Fruits may be present at all times of year.
Images: Asparagus fern (All images: K Stewart)
Asparagus fern in Tasmania
- Asparagus fern is found mostly in northern Tasmania on or near the coast (see map).
The most severe infestations occur on King Island and around Bridport.
Smaller infestations also occur in coastal areas between Devonport and
- Asparagus fern is tolerant of salt, shade, dry and
moist conditions, and grows on a variety of soils including sand. The
weed can invade both disturbed and undisturbed native vegetation
including dry forest and coastal heath. Dense infestations of the vines
and the impenetrable root mats can smother native vegetation and prevent
native plants from re-generating.
What is the legal status of Asparagus fern in your area?The
legal responsibilities of landholders and other stakeholders in dealing
with Asparagus Fern are laid out in the asparagus fern Statutory Weed Management Plan.
Use Table 1 (Zone A municipalities) in the Statutory Weed Management Plan to find out whether your area falls in an eradication or containment zone.
Detailed management and control guidelines for Asparagus fern can be found in the Asparagus Fern Control Guide. Refer also to Herbicides for Asparagus Fern Control. For further information see DPIPWE's Weed Links and Resources.
Asparagus Fern Control Guide
Herbicides for Asparagus Fern control
Statutory Weed Management Plan for Asparagus Fern
Weed Links and Resources
Other useful links
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