Brunnera Macrophylla

Siberian Bugloss

Brunnera macrophylla — commonly known as Siberian Bugloss — is a dependable herbaceous perennial prized for its forget-me-not–blue spring flowers and large, heart-shaped leaves that provide season-long texture in shade gardens. It’s a classic woodland plant that offers early color followed by bold foliage interest.

Key features
Width / spread: 1.5–2 ft
Height: 12–18 in (flower stems may reach ~18–20 in)
Flower color: Bright blue
Bloom time: Early to mid spring
Foliage: Medium green, heart-shaped (non-variegated species)
Form: Clumping, mounded perennial
Life cycle: Herbaceous perennial

Growing conditions
Sun: Part shade to full shade (tolerates morning sun)
Soil: Moist, well-drained; rich in organic matter
Water: Moderate; prefers consistent moisture
Hardiness:



Zone Low: 3a



Zone High: 8b



Landscape use
Woodland and shade gardens
Perennial borders
Underplanting for shrubs and trees
Groundcover in shaded areas
Naturalistic plantings

Notes
Excellent early-season pollinator plant
Foliage remains attractive through summer if soil stays moist
More tolerant of humidity than many shade perennials
Generally deer and rabbit resistant
Divide in early spring or fall if needed

Plant type

Perennial

Height

12"

Width

18"

Hardiness zones

3–7

Sunlight

Full Shade, Partial Shade

Growth rate

Fast

Bloom time

Early Summer, Late Spring, Spring

Flower color

Blue

Leaf color

Dark Green, Green

Fall color

Blue, Yellow

Soil

Loamy

Landscape use

Groundcover

Shape

Clump

Deer resistant

Yes

Drought tolerant

No