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botanical name:
Amsonia orientalis
Amsonia orientalis © Deeproot Plant Base
common name:  Blue star
synonyms:  Rhazya orientalis
family:  Apocynaceae
characteristics: perennial
height: 0.75m
width: 0.50m
growth rate: medium
growth habit: clump
leaf colour: green
flower colour: blue-grey
stem/bark: brown
main season: Summer
aspect: full sun, part shade
conditions: dry soil, moist soil
preferred soil pH: any
minimum temp: -18°C
USDA zone: 7 to 9
Star-shaped pale lavender grey-blue flowers, opening from darker buds in early summer. Clump forming with very dark erect stems and narrowly ovate green leaves.

Moist, well drained soil in sun or part shade. Tolerates dryer soils.
May need staking in windy positions.

Good for cut flowers.

other notes:
Native to Greece and Turkey
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