I plant by color combinations that are pleasing to me.. I've got a blue/lavender/white bed, blue and yellow, blue/pink/white, warm colors both in historics and modern varieties.. Etc... etc...seems, even when you plan things out meticulously on paper, in reality, it's a different story.
Some of the Burseen's are changelings, and often the available pictures show them at their most intense coloring.. This is 'Hearts on Fire', Superhero', 'Insaniac', 'Notta Lemon' (I think), and a mislabeled blue reverse amoena that was supposed to be bright yellow.
I was going by the picture in our database, and one in the MBIS newsletter which both showed it much redder:
and how it looked in my garden from newly opened, to faded:
Some older threads on the same/similar subject that are interesting to see again:
The thread "Companions with Iris" in
Irises forum
The thread "Irises in the mixed garden- combos, companion plants, design ideas, culture" in
Irises forum
The thread "What colors look best together ......" in
Irises forum