Re: restrain my goldenrod, and other invasive plants

Thanks Lynn.  I am trying that with my bee balm.  I will know how it works
in a couple of years.  I used the 6" black plastic edging.  Managed an
irregular shape at any rate, but not as nice as the corrugated aluminum.
Deeper though.
Hal Lanktree
Rochester, Michigan  (Zone 5b)
hlanktree@mindspring.com


>Hal,
>Although I can't advise on non-invasive cultivars, I can tell you what I
have
>done to restrain my goldenrod--as well as two other of my favorite, but
>horribly invasive, perennials, lysimachia punctata and lysimachia
clethroides:
>
>after thoroughly removing the unwanted runners, I pushed 25 cm high strips
of
>corrugated edging material (usually used to edge lawns) into the ground in
>free-form, closed shapes where I wanted the plants to remain within.  Since
>the material is so flexible, it is possible to create a natural appearance.
>The strips are invisible during the growing season, and while not 100%
>fool-proof, it does reduce the containment-work considerably! Also works
good
>for mint.
>Lynn van Rooijen
>Blaricum, Netherlands


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