Stunning pinwheel flowers, with intense blue fringes and deep purple centres, make Centaurea montana Blue Cornflower a permanent perennial favourite.
As the flowers are so large, up to 7.5cm (3in) across, and have such intense colour, they make a vivid impression..
So flowers together with neat blue-grey foliage, makes a perfect edging plant for garden beds, and a lovely look on year round in both pots and garden.
Vivid blue pinwheel flowers
Blue-grey, lance-shaped leaves are attractive year round. Centaurea montana Blue Cornflower is long blooming through Spring, Summer and Autumn.
A real tough, frost hardy plant that also tolerates hot and dry conditions. It enjoys Sun-1/2 shade. Growing to 45cm.
Perfect under deciduous trees
It prefers deciduous shade to evergreen shade. It’s growth will enjoy taking in the Sunlight during the colder months when its overhead canopy has fallen, and it is preparing to start flowering. It will also benefit in being situated under deciduous trees and shrubs as they will provide some shade during the harsh, hot months. This beauty can tolerate drought but cannot tolerate waterlogged conditions.
Growing: Centaurea montana Blue Cornflower
– Height with flowers: 30cm – 45cm. approx.
– Width: Dense clump to a diameter of 30cm. – 50cm.approx.
– Position: Partial Shade is preferred in woodland conditions, but will also thrive in Full Sun if the soil is retentive.
– Soil: Good drainage is preferred. Tolerant of a range of soils, varying from light sand to heavy clay.
– Frost: Very frost hardy, and able to withstand severe frosts to well below -10C.
– Growth: Evergreen perennial clump.
Other garden benefits
– Beneficial for wildlife: Bees and other beneficial pollinators are always very busy working the flowers for pollen and nectar.
– Care: Easy, Low care plant requiring very little maintenance. You can tidy off spent flower stems if you are looking for something to do, but it is not essential. Otherwise they are care free. Normal average garden water is sufficient.
– Deer & Rabbit resistant: Nibbling pests do not enjoy the texture of Centaurea foliage. It is even listed by Washington State University as a deer resistant plant.
– Fragrance: None.
– Origin: Native to Europe, particularly in the south, where the conditions are similar to the temperate regions of southern Australia.