What are the benefits of growing Persicaria?
Persicaria should definitely be more widely grown by gardeners wishing to increase the textures and forms within their gardens. They’re also great for cut flowers, as they give height and texture to a vase, and you will always have blooms with their long flowering season. Choose a location that receives at least 6 hours of sunlight per day. Soil Quality: Well-draining soil is crucial for persicaria. Amend heavy or compacted soil with organic matter to improve drainage. Spring or Autumn: Plant persicaria in the spring or autumn when the soil is workable, and temperatures are mild.How to care for Persicaria. All our persicaria are herbaceous perennials and can be cut back in autumn or spring. Try to avoid doing this too early in autumn, or you may miss out on what can be a vibrant display of late colour from the foliage.grow persicaria affinis in full sun to partial shade, in moisture retentive soil. Cut back after flowering and divide congested clumps every three years.Propagation is readily achieved by dividing perennial varieties when they go dormant in autumn or in early spring. Creeping varieties can be similarly lifted and divided as they will have rooted themselves as they go. All Persicarias produce spikes or panicles of flowers on stalkless stems.
How invasive is Persicaria?
Persicaria is a family that warrants careful consideration before planting as it does include some highly invasive species – we have done the checking for you and only offer well behaved types and spreaders that are controllable. You can expect Persicaria affinis to grow to approx. We recommend planting pots approx.