Usually it's because the ground isn't or rather hasn't been firmed
enough, they don't like loose soil, which is why you should heel in the
plants when you transplant them to there final positions.
The term is 'blown' I believe.
Janet
--
Janet Tweedy
Dalmatian Telegraph
http://www.lancedal.demon.co.uk
Thank you Janet and Peter, is all lost or can something be
done to save them??
Wally