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Long-lived perennial with woody branches and semi-evergreen foliage
well a couple of branches are
Low-growing perennial 15cm x 30cm
front of border and hanging baskets
in his Mediterranean garden books
Centaurea nigra weed suppressing Long-lived perennial with woody branchesCommon knapweed is a tough, attractive, and easily grown hardy perennial flower, native to the British Isles. Nectar and pollen rich. The seeds attract finches. Almost a weed. The pink purple flowers lookalike mini thistles at first glance, (not prickly). Due to their hardiness they are perfect meadow plants and in spots that are hard to fill, Fine in sun or part shade, they flower over a long period, followed by architectural seed heads. 80 90cm