How to completely remove grass

Hi, I have many perennials in my yard and want to remove grass and weed completely. My understanding is the safest way is to cover the yard with newspaper and mulch for winter time. The question is, do I cover…

How can we keep weeds from regrowing?*

The backyard was cleared of weeds last fall but the roots are still in the ground. What is the best way to cover the ground to avoid regrowth of all the weeds – black plastic or other mulch?    …