In message ,
brugnospamsia writes

.... or add in some prickly plants - as recommended by the boys in blue :-

http://www.northants.police.uk/defau...rticle&ID=2036

... or maybe the odd nettle ... or for a delayed reaction several plant
species such as rue and sumach can bring some people out in a nasty rash
......
Triffids.

http://www.bbc.co.uk/cult/classic/triffids/

The little darlings will only do it once...
--
Andrew Sinclair http://www.smellycat.org