Corydalis curvifolia ssp. rosthornii 'Blue Heron' (blue corydalis), entire plant.
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Images courtesy of TERRA NOVA (R) Nurseries, Inc. www.terranovanurseries.com

Corydalis curviflora ssp. rosthornii 'Blue Heron'

  • Fragrant, intense blue flowers in spring to early summer.
  • Lacy blue-green foliage with contrasting red stems.
  • Unusual plant for a woodland garden.

Cool, fertile, moist, well-drained soil. Shade. Provide winter protection.

Height: 20-25cm, Spread: 25cm

Zone 5
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