Cypripedium Ulla Silkens Isopyrum (aka: Callianthe megapotamica) Hailing from

(aka: Callianthe megapotamica) Hailing from the hot bed of many great garden plants

evergreen fronds emanating from a central point

afghanistanica 'Silver Lyre'

Divide clumps when they get crowded and replant

Garden Value:

Cypripedium Ulla Silkens Isopyrum (aka: Callianthe megapotamica) Hailing fromCypripedium 'Ulla Silkens' is a stunning 1996 hybrid from Svante Malmgren. This vigorous hybrid strain is a cross of the American Cypripedium reginae x the rare Chinese Cypripedium flavum. Cypripedium 'Ulla Silkens' is much easier to grow than its parents and will take a good bit of sun in cooler climates, but still prefers moist alkaline soils. The 2' tall flowering stalks that appear in mid to late June are topped with huge slippers of burgundy and