Laburnum hedges turn great swathes of this area yellow in May. Some roads become golden tunnels. Field after field are surrounded by branches dripping with Golden Chains. I don’t know that it is true but the story that I was told when I was young growing up in this area is that the Laburnum came here in the 1860s from Spain. It was used as ballast and was then used as cheap fencing posts. It took root. There are many hedges where the Laburnum trees are about 9′ (3m) apart which is just the right distance for fencing. Ceredigion was one of the last areas to be enclosed (the process…