



Knautia macedonica

Sedum spectabile

Leucanthemum vulgare

Gypsophila paniculata

Filipendula vulgaris

Verbena hastata

Calamagrostis acutiflora

Achillea millefolium

Hydrangea arborescens

Sanguisorba officinalis

Deschampsia cespitosa

Echinacea purpurea

Sanguisorba tenuifolia

Achillea millefolium

Molinia arundinacea

Sanguisorba

Achillea millefolium

Achillea millefolium

Verbascum chaixii

Salvia nemorosa

Aquilegia vulgaris

Filipendula hybridum

Aster novi-belgii

Phlox paniculata

Lythrum salicaria

Persicaria amplexicaulis

Papaver orientale

Echinops bannaticus

Echinops bannaticus

Alchemilla mollis
Growing 'JS Misty Morning' knotweed is a joy because it is a vital and long-lived perennial that will reward you with a flood of flowers for minimal care. Since you have received an already grown seedling, there is no need for complicated pre-growing, and you can plant it straight into its permanent location. The choice of place is key – knotweed originates from damp mountain meadows, so choose a location in the sun or partial shade where the soil never completely dries out. Ideally, the soil is humous, loamy, even heavier clayey, which holds moisture well. Avoid dry and sandy places, or you must massively improve them with compost and ensure regular watering.
Planting itself is simple. Dig a hole slightly larger than the seedling's root ball, and add quality gardening substrate or compost to the bottom. Plant the seedling as deep as it grew in the pot, cover with soil, and water thoroughly. If you are planting multiple plants, keep a spacing of 50–60 cm (approximately 3–5 plants per m²). Knotweed will gradually grow in width and form a dense cover through which almost no weed will grow, saving you weeding work in the future. Thanks to sturdy stems reaching up to 110 cm, the plant needs no support and doesn't break even in the wind.
As for care during the season, the most important thing is water. Knotweed loves moisture (in its parameters it has two drops 💧💧), so on hot summer days in a sunny location it requires regular and copious watering. If you provide the plant with enough moisture, it will repay you with continuous flowering from July until the first frosts. Fertilizing is not strictly necessary if you have fertile soil, but a spring addition of compost or organic fertilizer will support vigorous growth. The great news is that this cultivar is practically immune to diseases and does not suffer from pests, so you don't have to use any chemicals.
Overwintering is trouble-free for this perennial. Frost resistance reaches up to -28 °C (zone 5a), so in our conditions it safely survives winter without covering. Perform a hard pruning early in the spring, removing the entire above-ground part just above the ground to make room for new shoots. If you are considering growing it in a container, it is possible, but more demanding on watering. You must choose a large and deep pot so the soil doesn't dry out, and water daily in the summer. Given the height of around one metre, opt for a heavier container that won't tip over.
The information given is based on our experience, please use it as a guide only. Times may vary depending on the season, climate, location, sowing and transplanting dates and possibly also the conditions in the greenhouse/greenhouse. We always recommend testing how the plant performs in your conditions. Please do not take this as a guarantee.
See how the seedling looks over the course of a year.



Persicaria amplexicaulis

Persicaria amplexicaulis

Persicaria amplexicaulis

Persicaria affinis

Persicaria amplexicaulis

Persicaria amplexicaulis

Persicaria amplexicaulis

Persicaria amplexicaulis

Persicaria amplexicaulis

Alchemilla mollis

Achillea millefolium

Verbena bonariensis

Salvia nemorosa

Perovskia atriplicifolia

Gaura lindheimeri

Echinacea purpurea

Echinacea pallida

Eryngium planum

Echinacea purpurea

Salvia nemorosa

Calamintha nepeta

Rudbeckia fulgida

Calamintha nepeta ssp. nepeta

Salvia nemorosa

Gaura lindheimeri

Leucanthemum vulgare

Achillea millefolium

Perovskia atriplicifolia

Salvia nemorosa