In late spring lady's mantle plants are blanketed in large, branched clusters of chartreuse blooms. Flowers are excellent fresh cut or dried. Thriller is a particularly heavy flowering selection of lady's mantle. The nearly round and pleated gray-green leaves are soft and velvety to the touch
Thriller lady's mantle is an outstanding edging or ground cover plant for moist soils in part to light shade. Will take full sun in cool summer areas.
Extraordinarily showy when massed, Thriller lady's mantle provides excellent contrast for other brightly colored plants. Grows particularly well with the Kirigami series of columbine. Plants grow 1-2 ft. tall and spread to 24-30 in. wide. Self sows. Winter hardy to zone 4.
Growing Thriller Lady's Mantle Seeds
Sow lady's mantle seeds in 2 in. 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.
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We guarantee all the seeds we sell for one full year from the date of purchase. If you are unsatisfied with any seeds purchased from Swallowtail Garden Seeds, we will issue a refund. For customers in the U.S., we can send one-time replacement packets or issue a refund.