Single blossoms with six petals
Madame Leon Blum
August 15, 2010: The second inflorescence this year. 11 flowers have six fully-formed petals.
June 5, 2011. Inflorescence with several six-petalled flowers.
June 18, 2012: in one flower cluster on a young plant, there are two blossoms next to each other with 6 petals each.
April 22, 2011: First flower of the year, still in the plastic-covered greenhouse: a blossom with 6 petals.
Especially large flowers on Madame Léon Blum