Hand in invasive weeds from the garden in exchange for one or more free Australian native plants, at the Green Waste recycling centres at Canberra Sand and Gravel in Parkwood, Belconnen, and Corkhill Bros at the Mugga Lane Resource Management Centre, Symonston. Exchangeable weeds are Cotoneaster, Pyracantha, Privet, Broom, Ivy and Periwinkle. More information: Canberra Connect, phone 13 22 81.