Content Detail

Native to rocky, wooded areas in Europe, this long-blooming perennial produces abundant small white flowers on mounds of semi-evergreen, blue-green foliage. This plant will reseed easily in moist, partly shaded areas.

  • Family (English) Poppy
  • Family (botanic) Papaveraceae
  • Tree or plant type Perennial
  • Native locale Non-native
  • Size range Small plant (6-12 inches), Medium plant (12-24 inches)
  • Light exposure Partial sun / shade (4-6 hrs light daily), Full shade (4 hrs or less of light daily)
  • Hardiness zones Zone 5 (Northern Illinois), Zone 6 (City of Chicago), Zone 7
  • Soil preference Alkaline soil, Moist, Sandy soil, well-drained soil
  • Tolerances Alkaline soil
  • Season of interest late spring, early summer, midsummer, late summer
  • Flower color and fragrance White
  • Shape or form Mounded
  • Growth rate Fast, Moderate

Size and form: 

White corydalis is 9 to 15 inches tall and 12 to 18 inches wide and forms mounded clumps.

Native geographic location and habitat: 

This plant is native to southeastern European woodlands.

Attracts birds or pollinators: 

This perennial is pollinated by bees.

Leaf description: 

Blue-green leaves consist of three leaflets, usually lobed. They have long leaf stems  that give the plant a fern-like appearance.

Flower description: 

Small, white, tubular flowers with a flared lip bloom abundantly from May until September.

Fruit description: 

The fruit is a small green pod with black seeds inside.

Plant care: 

Plant white corydalis in a well-drained, partly sunny location. It prefers a slightly alkaline soil and sandy or rocky soils with sharp drainage. If the plant dries out or starts to yellow during the summer, cut it back to the basal foliage for fresh, new growth. This species self-sows. To avoid reseeding, cut the foliage to the ground after several killing frosts, and remove the cuttings.

 List of pests, diseases, and tolerances:

White corydalis has no serious problems. It can reseed easily in moist, semi-shaded conditions. It is rabbit resistant.


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