Masterwort
Astrantia major ssp. involucrata
Apiaceae
Growth habit
Herbaceous
Perennation
Long-lived polycarpic perennial
Native distribution
Europe
Location
Source of plant
Klehm's Song Sparrow Perennial Farm
Description
A distinct botanical form which has an extra large "collar" around the flower. Flowers greenish-white;Effective blooming period summer through autumn. Plants 2' tall, 18" wide.
USDA Hardiness Zone
4
Special characteristics
flowering season