WANDERING WILLOWS FLOWER SEED CRACK

Thousands of seeds are released over a short period in spring, so seedlings are typically found as 'galleries' or masses of similarly-sized seedlings growing close together.Spread by seed only occurs where compatible male and female plants flower at the same time and are close enough to cross pollinate (usually less than 2 km), and where there is wet ground available 1-2 months after seed shed (October to November).Willows can spread in two ways: sexually, by seed germinating on wet sediment, and asexually, by twigs and branches travelling downstream and rooting on wet ground and in shallow water.Don't underestimate how much waste will be produced when you remove willows!.Don't take on too much at one time - many small steps may be better than one big attempt at control and.Don't rely on one attempt at removal - follow-up is essential.Don't start your control program without first planning your approach.Revisit and regularly inspect the site and ensure follow-up is undertaken.Consider use a combination of different control methods for large infestations and.Take into account the impacts of your control activities on the stream as a whole, and on those living downstream.Coordinate your control program with neighbouring landholders where your weed problem crosses property boundaries.If there is a chance that you are dealing with seeding willows, act immediately: seeding willows pose the highest threat.Good planning will save time and money in the long-run and provide a more effective result Resources such as best practice management guides can help you plan your control program. Willows can pose a very complex management problem - seek advice.For further information seeĭPIPWE's Weed Links and Resources on this site. Weeds of National Significance - Willows Management Guide for more detailed management information on willows.

WANDERING WILLOWS FLOWER SEED CRACK

See also Table 2 (Zone A municipalities: non-crack willow) to find out whether willow species other than crack willow occur in your municipality.ĭetailed management and control guidelines for willows in Tasmania can be found in the DPIPWE Willow Control Guide and See Table 1 (Zone A municipalities: crack willow) and Table 3 (Zone B municipalities: crack willow) to find out whether your area falls in an eradication or containment zone for crack willow. In Tasmania, the widespread crack willow forms a special case and is considered separately in the willow Statutory Weed Management Plan.The legal responsibilities of landholders and other stakeholders in dealing with willows are laid out in the.What is the legal status of willows in your area? Willows can choke waterways, increase erosion and silting, reduce water availability, and damage aquatic habitats for fauna and flora. Willows are a serious weed of riparian (riverside) habitats in Tasmania.There is also a risk that male crack willow will hybridise with other more localized willow species in Tasmania which include female plants, leading to hybrid plants that can then spread by viable seed.

A number of willow taxa not occurring in Tasmania present a large threat due to their weed history on the Australian mainland (eg.

Only male crack willow plants occur in Tasmania. It is widely distributed and abundant in the north, east and south.

Of the naturalised taxa, crack willow ( S.

There are a large number of willow species occurring in Tasmania, including many hybrid species (hybrids are a cross between two closely related species).

Willows are a very complex plant group.

Images above left to right: Post willow removal along the Jordan River, willow strike.

Wandering willows flower seed