Dwarf crested iris, Iris cristata

Iris cristata, commonly known as dwarf crested iris, is a charming native woodland perennial prized for its striking blue flowers with distinctive yellow crests that bloom in early to mid-spring. Native to eastern North America, this low-growing iris spreads by rhizomes to form attractive colonies, making it an excellent groundcover for shaded woodland gardens and naturalized areas.

Key Features:

• Native woodland perennial with showy blue flowers
• Blooms in early to mid-spring
• Spreads by rhizomes to form colonies and effective groundcover
• Ideal for woodland gardens, shade borders, and naturalized plantings
• Attracts pollinators and is deer resistant
• Low maintenance and well-suited to shaded landscapes

Plant Details:
Height: 4–6 in | Spread: 6–12+ in (spreading)
Light: Partial shade to full shade (tolerates some sun with moisture)
Soil: Moist, well-drained, humus-rich soils; tolerates rocky soils
Zones: 3–9