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botanical name:
Stokesia laevis 'Mary Gregory'
Stokesia laevis 'Mary Gregory' © Deeproot Plant Base    view larger image
common name:  Stoke's aster, Cornflower aster
family:  Asteraceae
characteristics: perennial
height: 0.40m
width: 0.40m
growth rate: medium
growth habit:
leaf colour: green
flower colour: yellow
main season: Summer
aspect: full sun
conditions: dry soil, moist soil, sandy soil
preferred soil pH: acid
minimum temp: -29°C
USDA zone: 5 to 10
Short stems bear large pale primrose-yellow flowers in mid and late summer.

Best in light, fertile, moist but well drained, preferably acid soil, in full sun. May rot in heavy damp soils. Deadhead to prolong flowering.

other notes:
Raised in South Carolina, USA.
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