Something for different height, bloom color and texture is
Armeria zone 3-9,
http://www.google.com/search?q...
the small foliage species tulips for spring color. Sorry Red Beauty is past it's prime in this photo. Their foliage is very small and does not take over.
Here is a link to Clusiana's species tulip threads. She taught me about species tulips, I can't believe I did not know about them all these years.
http://cubits.org/Tulipa/threa...