Persicaria – Amplexicaulis Golden Arrow
All of the attributes of Bistorta Superba but with lovely Lime Foliage, maybe a little lower growing, but just as weed-suppressing with a dark Pink flower. These perennials keep some foliage during the winter and can withstand minus 20 with no problems.
For those difficult situations, under large trees for example when all you want is a carpet of something rather than bare weed ridden soil. We have found that they do need regular water until they are established but after that, growth is quick and wonderful…