Forsythia koreana 39kumsum39 is a hardy shrub with striking two45coloured leaves symmetrical silver veins thread their way through each leaf providing interest in the garden even once the spring display of abundant yellow flowers has faded away with its delightful foliage forsythia koreana 39kumsum39 is ideal as a stand45alone specimen and also makes a perfect addition to the shrub border height 150cm 40593441 spread 150cm 40593441