Centaurea montana

Perennial Bachelor's Button (Mountain Bluet)

Categories: Herbaceous Perennial

This species is low to medium in height and well suited to growing in the sunny border. Plants form a bushy clump of grey-green leaves, setting off a display of clear-blue shaggy flowers in early summer. Removing faded flower heads will encourage repeat blooming. Ruggedly hardy, this plant will grow in most types of soils and climate regions. 

More About Centaurea montana

  • will self-seed profusely
  • Flowers are attractive to butterflies.

This species is a low, spreading one and it will self-seed prolifically if it is not deadheaded. However, it looks best when planted en mass where the blue flower display has the most visual impact.

We do NOT SHIP plants. ALL Sales are in person at our garden center.


20-26 in


1-3 ft

Hardiness Zone:


Centaurea montana Characteristics


  • Mass Plant
  • Specimen
  • Cut Flower / or Foliage
  • Dried Flower
  • Cottage Garden
  • Drought Tolerant

Critter Resistance

  • Rabbit Resistant
  • Deer Resistant


  • Morning Sun / Afternoon Shade
  • Does best in full sun

Growth Rate in the Garden

  • Medium

Nature Attraction

  • Butterflies

Season of Interest (Flowering)

  • Late Spring / Early Summer

Season of Interest (Foliage)

  • All Season

Soil Moisture Needs

  • Average

Flower Color

  • Blue


  • Clumping
  • Spreading