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'Thriller' Lady's Mantle is covered in showy chartreuse spring flowers. Use Lady's Mantle as ground cover, for edging paths, or in mixed borders. Plants are deer resistant.
'Thriller' Lady's Mantle is an outstanding edging or ground cover for moist soils in part to light shade (full sun in cool summer areas). It has large, nearly round, pleated, gray-green leaves, soft and velvety to the touch. In late spring plants are blanketed with large, branched clusters of chartreuse blooms. They are excellent fresh cut or dried flowers.
Extraordinarily showy when massed, it provides excellent contrast to other brightly colored plants. Self sows. Winter hardy to zone 4. Grows particularly well with the Origami Series of Columbine.
'Thriller' is a particularly heavy flowering selection, with vivid chartreuse flowers. Grows 1-2 feet tall and spreads to 24-30 inches across.
Sow Lady's Mantle seeds in 2 inch pots or cell packs, press into soil and lightly cover. Kept at 60-70°F., germination usually occurs within 4-5 weeks. If not, place container inside a zip-lock bag with plenty of air and refrigerate 4 weeks. Return to 60-70°F. to germinate.