To prepare the soil for planting in containers. Soil must give more incoherent. After planting, thenSoil will be more difficult to convert. If the soil is incoherent enough The soil will build up and not draining. When watering, water is trapped and Roses wilt and die. In addition, container planting soil must have enough nutrients. So I used the clay mixture that is commercially available, or mix your own. The loamy or sandy soil mixed with manure or compost. Scrap materials The soil conditions are suitable for planting.