g'day meee,
do raised beds no need to worry about the clay then they are my
favourite method see my site for details of how i do it.
you could add a heap o gypsum over the ground before filling in your
raised bed that will help.
snipped
With peace and brightest of blessings,
len
--
"Be Content With What You Have And
May You Find Serenity and Tranquillity In
A World That You May Not Understand."
http://www.users.bigpond.com/gardenlen1