Forsythia viridissima var. koreana 'Kumson' 
(Greenstem Forsythia, Korean Forsythia)

Family:  Oleaceae
Light:  Sun-part shade
Height:  3-4'
Spacing:  3-4'
Blooms:  Bright yellow, late Winter
Foliage:  Unique, deciduous, serrated, variegated, green with yellow veins
Soil:  Well-drained, acidic, neutral, alkaline
Water:  Regular
Propagation:  Hardwood cuttings/layering
Uses:  Foliage, ornamental, informal hedge, privacy screen, butterfly garden, floral arrangements, bird garden, specimen, accent, woodland setting

Comments:  Forsythia viridissima var. koreana 'Kumson' or Greenstem Forsythia or Korean Forsythia is a deciduous shrub with a fast, weeping growth habit.  It has exquisite foliage variegation of green with distinct yellow veins.  In late Winter or early Spring, Forsythia viridssima var. koreana produces bright yellow blossoms followed later by seeds.  Florists are delighted with both the cut flowers and splendid foliage in floral arrangements.  Butterflies and bees are magnetized by its nectar-rich blossoms while birds enjoy feasting on the seeds.  Greenstem Forsythia is easily propagated from hardwood cuttings or layering and thrives well in any type of soil especially acidic, neutral or alkaline soil.  Korean Forsythia enjoys a sunny to part shade environment.  It is low maintenance and tolerates drought when established.  Mass plant Forsythia viridssima var. koreana for a fabulous informal hedge.  It really stands out as an accent or specimen plant in the border or bed.  Greenstem Forsythia makes a superb foliage plant for the smaller garden.  Use Forsythia viridssima var. koreana as a foundation plant.  It easily stirs up a conversation.  Greenstem Forsythia can also be container cultivated.  The striking foliage is enough for anyone to brag about.  Trim Korean Forsythia after flowering for next season's blossoms or for a delightful foliage, trim any time during growth season as the awesome new growths constantly provide you with an all season-long admiration.  It looks remarkable in a woodland setting.  What a pleasure to own this beauty! Forsythia viridssima var. koreana is truly a gem in Jenny's Garden.

USDA Zones:  5-8