Plant Information
Centaurea montana Blue
Scientific Name: Centaurea montana
Common Name: Bachelor Button
Hardiness Zone: 3a - 9b
Hardiness Degree: -40°F (-40.0°C)
Blooming Season: Summer
Plant Habit: Spreading
Characteristics: Heat Tolerant, Low Maintenance
Water: Medium
Fertilize: None or when needed only
Spacing: 9 - 12" (23 - 30cm)
Height: 18 - 24" (46 - 61cm)
Width: 12 - 18" (30 - 46cm)
Exposure: Sun
General Information: A long-lasting cut flower that is easy to grow. Attractive planted with catmint or lupine, in masses or naturalized in a wildflower setting. Remove faded flowers for extended bloom and to reduce self-seeding. Requires frequent division in small gardens.
Fringed, deep blue flowers top bushy, silvery-green foliage.