Plant Base Online (beta)
botanical name:
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
description:
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.
cultivation:
Moist, well drained soil in sun or part shade. Tolerates dryer soils.
May need staking in windy positions.
usage:
Good for cut flowers.
other notes:
Native to Greece and Turkey