"Orson Kart" wrote in message
...
: In our small back garden we have a little (12ft 7ft) veg plot which we
: top up by dumping our home-produced compost on every winter.
:
: To the rear of the veg plot are some lopped 8ft tall conifers (5-10"
: trunks). Although the veg plot is raised 6", by the end of October it
: contains a lot of conifer roots.
:
: Moving the veg plot/conifers is not an option. Would digging down 18"
: and laying some of that weed suppressing black material stop the roots?
: Would they still take a lot of moisture from the soil?
:
: Any ideas greatly received?
:
: Thanks.

I have dug down about that or maybe 2 feet or more in places and left a
trench but I don't see why you can't put something solid down like
corrugated or similar, if you haven't a lot of space. I think they would go
straight through the weed fabric