- Size: Height: 30–40 cm (12–16 in). Spread: 20–30 cm (8–12 in)
- Flower size: 8–10 cm (3–4 in), double form
- Bloom time: Early to mid-summer
- Light: Full sun to light partial shade
- Soil: Well-drained, fertile soil
- Water: Moderate; keep soil evenly moist but not waterlogged
- Hardiness: Zones 3–8
- Maintenance: Remove spent blooms; allow foliage to die back naturally to feed the bulb
- Spacing: Plant bulbs 20–25 cm apart and about 10–15 cm deep