Cadbury sold tea, coffee and drinking chocolate. Cadbury developed the business with his brother Benjamin, followed by his sons Richard and George. George developed the Bournville estate, a model village designed to give the company's workers improved living conditions. Dairy Milk chocolate, introduced in 1905, used a higher proportion of milk within the recipe compared with rival products. By 1914, the chocolate was the company's best-selling product. Cadbury, alongside Rowntree's and Fry, were the big three British confectionery manufacturers throughout much of the nineteenth and twentieth centuries. Cadbury was granted its first Royal Warrant from Queen Victoria in 1854. It has
Wildlife Trust for Birmingham and the Black Country the mid-1980s it established Plants Brook Nature Reserve in Birmingham. The Trust was the first UK Wildlife Trust to become a member of Countdown 2010 the European initiative to halt the decline in biodiversity by 2010. Black Country Living Landscape was a major initiative of the Trust that aimed to be the first practical application of the principles of landscape scale conservation to an urban area. The organisation has a 40 hectare reserve at Park Hall near Minworth and the much smaller Richmond Garden in Soho, Birmingham. The Trust also manages Moseley Bog and has a close involvement with reserves