For me, this small front garden using just two plants has me thinking about a scene in nature. Here in California it could be a grassy meadow with an oak tree (see the photo below.) So when I saw this, my associative mind was excited by the representation. But I was also excited by the 2-plant choices.
Billbergia – Spot Light on this Easy to Grow Bromeliad
The nice thing about Billbergia is that is it an extremely tough plant. It makes an excellent container plant, which you can grow as a house plant, OR, outdoors if you live in a mild climate.