These wonderful wildflowers make a fabulous low-maintenance perennial for your garden! Centaurea Nigra are perfect for informal cottage gardens and wildflower areas, also making lovely cut flowers for vases in your home. This British wildflower will light up your borders with its pink-purple blooms from June to September and its blooms are highly attractive to butterflies. Drought tolerant once established, Knapweed will happily grow in poor soils and is hardy throughout the UK. Plant height and spread is seasonal therefore we list by pot size rather than a defined plant size. The height and spread of the plant delivered will vary depending on the season, meaning arrival images are an indication only. Please note: This product cannot be delivered outside the United Kingdom. Product specifications: Position: Full Sun Height: Up to 75cm when fully established Supplied as 1x Centaurea Nigra 1-Litre potted plant Flowering period: June to September Delivered with growing and care instructio