Epimedium  'Flowers of Sulphur'
Archive entry 23.03.08 
 
 12th March 2008 
A new hybrid between E. flavum and E. ogisui raised by Robin White. The pale yellow petals have darker margins and spur tips .
 An early flowering semi-evergreen cultivar, it benefits from having the old foliage removed at the end of January before the new flower spikes start to grow.
 
 26th April 2008 
 
 12th April 2009 
 
 4th April 2015 
References:
Barker, David G. - Epimedium and other herbaceous Berberidaceae, Hardy Plant Society, 1997
Stearn, William T. - Epimedium, 2002.