Details of...
Scientific Name: Brunnera macrophylla
Pronunciation: bruh-NEER-uh mack-roe-FILL-uh
Common Name: Siberian bugloss
Family Name: Boraginaceae
Plant Type: Herbaceous perennial
Key ID Features: Leaves heart-shaped with interveinal white variegation (B. 'Jack Frost'), or veins and margin are dark green with a wide band of white variegation on the margin (B. 'Dawson’s White'), or leaves of species uniform light green.
Course(s): HORT 2355, Level 4 Apprenticeship

Habit: Dense, Spreading
Form: Mounded, Oval - horizontal
Texture: Coarse
Mature Size:
Height:0.4 - 0.7m
Spread:0.6 - 1.0m
Growth Rate:Fast
Origin: Europe
Hardiness Rating: Zone 3: (-40 to -34 C)
Exposure: Deep shade, Filtered shade, Part sun/part shade
Soil/ Growing Medium: Well-drained
Landscape Uses: Accent plant, Attract beneficial insects, Container planting, Group or mass planting, Perennial border, Specimen plant, Spring interest, Waterside planting, Woodland margin
Additional Info: Google. Culivars on campus may include B. ‘Jack Frost’ and B. ‘Dawson’s White’.
Siberian bugloss
Leaf Morphology: Glossary
Form: Simple
Arrangement: Basal
Texture/ Venation:
Surfaces: Pubescent, Rugose
Colour in Fall: Green-yellow
Leaf(let) Terms:
Shapes: Ovate
Apices: Acute
Bases: Cordate, Sagittate
Margins: Sinuate
Additional Info: Leaves variegated, cv Looking Glass leaves are very silver, more so than Jack Frost

Inflorescence Type: Floriferous, Panicle-like, Cyme
Flower Morphology:Flowers perfect
Number of Petals:5
Corolla Shape:Rotate/stellate
Ovary Position:Superior
Colour (petals): Showy, Blue
Flower Scent: None
Flower Time at Peak: Apr, May

Fruit Type: Schizocarp
Fruit Colour: Brown
Fruiting Time: Jul, Aug
Additional Info: Ovary separates into four tiny mericarps or "nutlets"

Bark or Stem Colour:
Organ Modifications: Rhizomes

Propagation: Division - below ground parts
Plant Care:
Pest Susceptibility: Slugs or snails, ( Pest resistant, Disease resistant, Deer resistant, Rabbit resistant )
(BGR) Boulevard by Glover Road
(BUG) BUG garden : species
(GRB) GRass Bed
(GRBW) GRass Bed West
(HPZ) Horticulture PlaZa : cv. ‘Jack Frost’
(WLG) WoodLand Garden
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