Landscape layout and gardening trends change like every other form of vogue. Numerous fads of the previous ended up fairly practical and justifiable. Quite a few have been not.
Whether or not justifiable or not, a lot of just turned previous fashioned. Some developed into a more modern type. Others have been not so adaptable. Arranging for a landscape is a lot easier than preparing for fads.
For instance, crops appear to be to be disproportionately tiny in a new landscape. That is simply because someone planned for them to have enough area to improve.