Contrast: a key component.
Our eyes are naturally drawn to contrasting colors. The way our mind and body work is how we create flow and line in our elements of design. A successful garden has an intricate fluidity that runs through it. To the outsider it just looks beautiful and they notice it flows so well. This, however, is created with careful thought by your landscape designer through texture, color, and shapes. These all provide contrast in your garden.
This is also another reason to hired a season landscape designer and specialist. They will use their vast knowledge of the elements of design and also their expertise in the plants to create the perfect contrast in your garden to create a timeless and seamless oasis for you to enjoy.