Centaurea montana
Perennial cornflower, Mountain bluets, Knapweed, Mountain knapweed, Great blue-bottle, Mountain centaury
Centaurea Centaurea
C. montana - C. montana is a low-growing perennial cornflower with electric blue flowers with a red centre in summer.
Centaurea montana is: Deciduous
Upright
Dark-blue in Spring; Dark-blue in Summer
Green in Summer
Generally pest free
Powdery mildew Powdery mildew
Deadhead to prolong the flowering season.
Sow seed in a cold frame in spring. Divide in autumn or spring.
Division, Seed
Sign up for your FREE ACCOUNT today or login to receive detailed monthly care instructions
Centaurea montana (Perennial cornflower) will reach a height of 0.6m and a spread of 0.5m after 1-2 years.
Beds and borders, Bees (attract & feed bees), Coastal, Cottage/Informal, Flower Arranging, Prairie planting, Wildflower, Wildlife
Grow in moist but well-drained soil in sun or partial shade. Typically requires staking. Autumn sowing will produce larger, earlier-flowering plants.
Loamy, Sandy
Well-drained
Acid, Alkaline, Neutral
Partial Shade, Full Sun
South, West
Exposed, Sheltered
Hardy (H4)
We do not currently have companion plants added for this plant.
Centaurea montana
Perennial cornflower, Mountain bluets, Knapweed, Mountain knapweed, Great blue-bottle, Mountain centaury
Centaurea Centaurea
C. montana - C. montana is a low-growing perennial cornflower with electric blue flowers with a red centre in summer.
Europe
Deciduous
Upright
Create your free SHOOT garden and make a record of the plants in your garden.
Add your own photos, notes, get monthly email reminders on how to care for your plants, and connect with other gardeners. Get started now.
Dark-blue in Spring; Dark-blue in Summer
Green in Summer
Generally pest free
Deadhead to prolong the flowering season.
Sow seed in a cold frame in spring. Divide in autumn or spring.
Division, Seed
Create a free SHOOT account and get instant access to expert care advice for this and other plants in your garden.
You'll also receive handy monthly email reminders of what needs doing. Create your free account.
Centaurea montana (Perennial cornflower) will reach a height of 0.6m and a spread of 0.5m after 1-2 years.
Beds and borders, Bees (attract & feed bees), Coastal, Cottage/Informal, Flower Arranging, Prairie planting, Wildflower, Wildlife
Grow in moist but well-drained soil in sun or partial shade. Typically requires staking. Autumn sowing will produce larger, earlier-flowering plants.
Loamy, Sandy
Well-drained
Acid, Alkaline, Neutral
Partial Shade, Full Sun
South, West
Exposed, Sheltered
Hardy (H4)
Zone 9, Zone 8, Zone 7, Zone 6, Zone 5, Zone 4, Zone 3
In order to add a note on this plant, please add this plant to your plant lists.
This plant likes... | Garden match | |
Soil types: | Loamy, Sandy | Tell us... |
Soil drainage: | Well-drained | Tell us... |
Soil pH: | Acid, Alkaline, Neutral | Tell us... |
Light: | Partial Shade, Full Sun | Tell us... |
Aspect: | South, West | Tell us... |
Exposure: | Exposed, Sheltered | Tell us... |
Hardiness: | Hardy (H4) | Tell us... |
For this year’s Morgan Stanley Garden, designer Chris Beardshaw has been inspired by the UK’s love of gardens and explores how gardeners can continue the tradition of creating beautiful… read more
By Devon garden designer Tom Simpson. The garden, designed by Tom, aged 28 from Kingswear near Dartmouth, showcases many of the attributes of a sustainable rain garden, treating water as a precious… read more
By garden designer Sarah Eberle.The 2017 Hillier Chelsea Flower Show garden has been inspired by one simple word: Spring. read more
Chelsea Barracks Garden Donated to Royal British Legion Industries. The garden will be permanently relocated at the Royal British Legion Village in Kent. read more
Following the success of the gold medal winning L'Occitane Garden at the RHS Chelsea Flower Show last year, L'Occitane is delighted to return to Chelsea once again in 2016 with a new show garden to… read more
To add ? to your lists,
login to your account or subscribe.
Find out more about plant lists here
or Login
To add notes for this plant login to your account or register for a new account.
Sign up for freeor Login
To add images for this plant login to your account or register for a new account.
Sign up for freeor Login
To check if this plant is suitable for your garden first login to your account or subscribe.
or Login
DISCUSS THIS PLANT
This plant is featured at Chelsea Flower Show 2009
There are 20 active discussions about Centaurea montana (Perennial cornflower)
View all discussions