#$%^&*AU2016200011A120170216.pdf#####Abstract A blank 10 for a plant protection and water saving device 12 includes four generally trapezoidal panels 14 arranged in a row 16 and connected to each other at a widest part 18 of each panel 14, which panels 14 in use form four side walls of the device 5 12. Two flaps 20 each extend from one trapezoidal panel 14 at a narrowest part 22 of the panel, with a cut-out 24 being defined at a free leading edge of each flap 20 and several spaced apart lines of weakness 26 being provided around the cut-out 24. The blank 10 is manufactured from a fluted sheet material. .0RN) r~ (\ VI) K~\\\~\ A %~st~Q Ivj) \\1 t~ ~ ~> I ~ N it ~ 0Nwrfl z 7 $ INK A 1i-~~ QKi K I % id 44 ( I _ S2yi ? *A 4 -p It \Tr fr -It 1 li% -At-sr -A-( -~ I FIGURE 2