Noydb wrote:

Kae, the weed seeds retain their viability for a very long time. I think you
are buying yourself some grief. I would recommend passing that soil through
a hot compost pile on its way to topping off your planting beds.

Bill

thanks. Is this right for root-propogating weeds as well? Grasses and
such, for example? What if I pull up the weeds before they reach
seed-bearing age?

Kae