"Lain" wrote in message
...
They are useless on heavy clay soil. If yours are soft and crumbly i
guess
it might be useful. For me I wasted £40



We've got very good soil, but found this thing useless and we too
wasted our money :-( Teach us not to fall for gimmicks. It is never
used now. Back to good old ordinary digging.

Iris McCanna