Spiraea × cinerea is a species of flowering plant in the rose family. It is a hybrid of garden origin (S. hypericifolia × S. cana). Growing to 1.5 m (4.9 ft) tall and wide, this compact deciduous shrub bears small, lanceolate leaves and multiple white blooms along its arching stems in spring.

The Latin specific epithet cinerea means “the colour of ash”.[1]

The cultivar ‘Grefsheim’ is widely grown as a garden plant. Hardy down to −20 °C (−4 °F), it is easy to grow in a sunny mixed planting.[2] It has gained the Royal Horticultural Society’s Award of Garden Merit.[3][4]

  • ’Grefsheim’
    ’Grefsheim’

References

  1. ^ Harrison, Lorraine (2012). RHS Latin for Gardeners. United Kingdom: Mitchell Beazley. ISBN 184533731X.
  2. ^ "Spiraea × cinerea 'Grefsheim'". Gardenia. Retrieved 16 November 2018.
  3. ^ "RHS Plantfinder - Spiraea × cinerea 'Grefsheim'". Retrieved 16 November 2018.
  4. ^ "AGM Plants - Ornamental" (PDF). Royal Horticultural Society. July 2017. p. 99. Retrieved 16 November 2018.