Spot spray each weed completely, but not so heavily that Roundup runs off the leaves. Using a garden hose, immediately wash off any spray that may have mistakenly gotten onto nearby plants or grass. Handy Tips Consider using rose bushes to hedge your walkways. Roses can create privacy, lovely views, and wonderful fragrances to be enjoyed by you and the entire neighborhood. Keep your rose bushes well pruned so passersby don't get snagged by thorns.
Many roses also come in thornless varieties.