persicaria bistorta superbaThe Bistorta Knotweed 'Superba' (Persicaria bistorta 'Superba') is an exceptional perennial that will transform your garden into a living masterpiece. Its elegant flower spikes, displaying an intense purplish pink hue, stand proudly and bring incomparable vertical appeal and dynamism to your outdoor landscapes. Whether in borders, garden beds, or near a pond, this hardy perennial attracts attention and delights with its generous blooms extending from