General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Minimum cold hardiness: Zone 2 -45.6 °C (-50 °F) to -42.8 °C (-45°F)
Plant Height: 20 inches
Leaves: Spring ephemeral
Fruit: Other: Rounded pods containing seeds that are shiny and black when ripe
Fruiting Time: Summer
Flowers: Showy
Fragrant
Flower Color: Multi-Color: White and yellow with dark violet tips
Bloom Size: 1"-2"
Flower Time: Late spring or early summer
Underground structures: Rhizome
Uses: Will Naturalize
Wildlife Attractant: Bees
Propagation: Seeds: Stratify seeds: Sow and keep at about 70 ºF for 6 or more weeks, move to 25-40 ºF for 6-8 weeks, move to 40-50 ºF for germination. Repeat the cycle if there's no success.
Suitable for wintersowing
Sow in situ
Other info: Seed will die if it dries out. Keep moist or refrigerate.
Pollinators: Bees

Image
Common names
  • Siberian Corydalis
  • Corydalis

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Location: My garden, Calgary, Alberta, Canada; zone 3.
Date: 2012-12-01
Location: My garden, Calgary, Alberta, Canada; zone 3.
Date: 2010-04-02 
Emerging in spring.
Location: My garden, Calgary, Alberta, Canada; zone 3.
Date: 2012-12-01
Location: My Northeastern Indiana Gardens - Zone 5b
Date: 2012-05-07
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