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botanical name:
Astrantia maxima
Astrantia maxima © Deeproot Plant Base
common name:  Masterwort
synonyms:  Astrantia helleborifolia
family:  Apiaceae
characteristics: perennial
height: 0.75m
width: 0.45m
growth rate: medium
growth habit: clump
leaf colour: green
flower colour: pink
main season: Summer
aspect: full sun, part shade
conditions: moist soil, clay soil
preferred soil pH: any
minimum temp: -23°C
USDA zone: 5 to 8
Spreading perennial with three or five lobed leaves, rather like those of ground elder. Slender stems carry the greenish-pink flowerheads with sharply pointed bracts.

Grows best in a good fertile soil, where it may spread quite rapidly.

From seed or by division in spring.

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