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Centaurea montana

For sale by Simon Angove

This grower is sure of this plant identification.

perennial cornflower with beautiful blue flowers which if you chop back after flowering with grow and give a second flush of flowers. Slugs and snails do not seem to like this plant in my garden.

Pot SizeTotal Price
1 litre

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Plant Finder: about Centaurea montana

Common names

Mountain knapweed, Perennial cornflower, Cornflower


Centaurea montana (Mountain knapweed). This is an upright spreading perennial, It will bear long-blooming flowers that are purple-blue or pink. The fringed flowers are blue and will stand out against the dark silver green leaves.


They will prefer full sun but do not bloom well if allowed to dry out. You will need to divide these plants every 2 to 3 years to keep them growing vigorously.

Interest and use

Border, naturaliser, cutting bed, rock-garden. Spring/summer interest.

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Centaurea montana | Ripley, Derbyshire, DE5 | Copyright Greenplantswap 2019
  • LightFull sun
  • HardinessFully hardy (min -15°C)
  • SoilClay, Sandy, Poor quality, Loamy
  • Soil pH7.0
  • WaterSemi-moist

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