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North West Weeds |
IDENTIFICATION
THE PROBLEM
Photo above right: close up shows the abundant and wind-dispersed seeds. Photo below left: a major infestation of longstyle feather grass near Delungra. Click on the photos to download a larger version.
CONTROL ALTERNATIVES Non-chemical: Physical removal of each complete tussock is slow, and only feasible for odd, scattered plants. Needs to be done prior to seeding.
Chemical:
Australian Pesticides & Veterinary Medicines Authority
has issued a permit covering chemical treatment of most problem grasses in New
South Wales, including longstyle feathergrass. Please check the details of
Permit PER9792
1L-2L glyphosate per 100L of water seems to be the best option - low volume and careful spraying because it is important to minimise chemical contact with adjacent, desirable grasses. Careful application with a paint bush or rope-wick applicator is an option for small areas using a rate of 1 litre glyphosate to 2 litres of water (plus liberal amounts of patience).
DISCLAIMER: The information contained in this
web site is based on knowledge and understanding at the time of writing.
However, because of advances in knowledge, users are reminded of the need to
ensure that information upon which they rely is up to date and to check currency
of the information with the appropriate officer of North West Weeds or the user’s independent adviser. |
Send mail to
northwestweeds@aapt.net.au with questions or comments
about this web site.
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