To take a good pic of morning glory is early morning and in the shade! Example early morning a flower can be blue and at 11 am purple!
n° 3 and 6 = ipomoea purpurea Kniolas Black or Grandpa Ott .
n° 4 ipomoea purpurea Aomurasakizyouhantenshibori .... in short Blue shibori .
n° 5 ipomoea purpurea Milky Way .... early morning Blue and white .... at 11 am purple and white !
