Bologna is home to numerous prestigious cultural, economic and political institutions as well as one of the most impressive trade fair districts in Europe. In 2000 it was declared European capital of culture and in 2006, a UNESCO âcity of musicâ.ologna is also one of the wealthiest cities in Italy, often ranking as one of the top cities in terms of quality of life in the country: in 2011 it ranked 1st out of 107 Italian cities.
Add topsoil to achieve a total topsoil depth of 10-15 cm (4-6 inches), after firming. The topsoil should be a loamy sand, sandy loam, clay loam, loam, silt loam, sandy clay loam or other soil suitable for the area.
A lawn grows best on well drained medium loam, if your soil is like this, your preparation can be minimal, but if the soil is clay or sandy, you'll need to do more work. With heavy clay soils, you should add sharp sand, well decomposed manure, garden compost or rotted leaves.ry to build up as much ground as you level down, this will mean that you won't have much soil to dispose of. If the ground is levelled up by more that about a foot (30 cm), leave it to settle for a year before laying turf.