If You’re Looking For A Carrot That Will Give You High Yields The Norwich Is The One For You, With Its Well-coloured, Smooth Roots. An Early Hybrid Nantes Type Producing Uniform Cylindrical Carrots With Minimal Core.this Disease–resistant Variety Is Great To Try If You’re New To Growing Carrots. Simply Sow In The Ground Or In Containers, Where You Can Add Sandy Yet Fertile Soil Which They’ll Thrive In.enjoy Harvests Right Through The Summer By Sowing In Spring.