Common names include Smartweeds, Knotweed, Lady's thumb, Spotted Lady's thumb, Jesusplant, and Redshank!
Polygonum persicaria Plants are strong hardy useful ground covers, with 100% guarantee! Polygonum persicaria can be annuals, herbaceous perennials or evergreen or semi evergreen perennials.
Polygonum affine is a creeping, densely tufted, mat-forming evergreen perennial used as a ground cover. Many are suitable in a mixed container or border, others naturalized in a woodland or meadow.