Good looks without hard work

As any estate agent will tell you, garden-wise, low maintenance is what appeals to most people.

Nothing is likely to frighten off a prospective buyer quicker than that highest of high maintenance concepts, the horticultural layer-cake of blooms known as the herbaceous border.

Granted, they can be stunning, as long as you're not the one having to make all those crucial decisions regarding which plant to put in which place, and how many. ...