Persicaria is a genus of herbaceous flowering plants in the knotweed family, Polygonaceae. Plants of the genus are known commonly as knotweeds[2]: 436 or smartweeds. [3]

Jul 9, 2025 · Plant expert Rory Dusoir gives advice on how to grow persicaria, plus the best cultivars to grow – and explains plant name changes, including bistorta.

Jul 12, 2022 · The best persicaria varieties are hardy long-flowering perennials that deserve a place in every garden border. Plant the most garden-worthy varieties of knotweed and bistort now for a riot of …

Oct 11, 2022 · Persicaria are reliable, robust and easy-to-grow perennials that deliver flowers from July all the way through to October. Persicaria are suddenly everywhere. Adored by garden designers, …

Members of this genus are sometimes included in Polygonum (known to many gardeners through the unwelcome guest called Knotweed). Upwards of 50 species of annuals and perennials grow in a …

Persicaria amplexicaulis, commonly known as mountain fleece or red bistort, is an herbaceous perennial that typically grows in a dense leafy mound to 3-4’ (infrequently to 6’) tall and as wide. It is native to …

This controversial genus can go very good or very bad in the garden. Learn everything you need to know about growing persicaria, here.

Real beauties of the landscape, Persicaria (Fleeceflowers) are annuals, perennials, or sub-shrubs with showy white, pink, or red flowers in long-lasting spikes throughout the summer. Moisture-loving …

Unlock the secrets of Persicaria and planting! Learn expert tips for design, care, and cultivation in our comprehensive guide.

3 days ago · Knotweeds are members of the large buckwheat family (Polygonaceae) and have a worldwide distribution. A variety of botanical and common names are associated with knotweeds. In …