Then simply wait several weeks for either roots or scar tissue to form. To root your cuttings in water simply place it in a thin tall container of water and make sure that all of your leaves stay dry. Easiest Way To Root Roses From Cuttings Rooting Roses Rose Cuttings Growing Roses I like to lightly score the sides of the cane with a sharp knife near the bottom where the new roots will form. How do you start a rose from a cutting . To start rose bush from cuttings once the rose cuttings have been taken and brought to the planting site take out a single cutting and remove the lower leaves only. Selecting rose cutting material from the current years growth Step 2 Make the cuttings 25cm long cutting above a bud at the top to remove the shoot tip and below one at the base. Make a small slit with a sharp knife on one or two sides of the lower portion of the cutting not a deep cut but just enough to penetrate the outer layer of the cutting. With your knife gently scrape off 12 i