"Paul Segynowycz" wrote in message
...
They look like a white Morning Glory Even a bit like bindweed or some
other
sort of convulvula

Yes, probably Hedge Bindweed ( Bellbine ). People usually rip them
out rather than trying to propagate them - they throttle other plants. I
have a feeling they do best in sun, but who knows? They'll certainly
grow in the shade, whether they flower profusely is another thing.

Andy.