







Polemonium caeruleum f. album

Alchemilla mollis

Salvia pratensis

Achillea ptarmica

Lychnis coronaria

Anemone hybrida

Achillea millefolium

Verbena bonariensis

Geum chiloense

Gypsophila paniculata

Physostegia virginiana

Pennisetum alopecuroides

Sidalcea

Delphinium hybrida

Aquilegia vulgaris

Anemone hybrida

Calamagrostis acutiflora

Leucanthemum

Nepeta racemosa

Veronicastrum virginicum

Verbascum nigrum var. album

Delphinium hybrida

Dicentra spectabilis

Physostegia virginiana

Physostegia virginiana

Verbena hastata

Geum rivale

Anemone hybrida

Geum chiloense

Phlox paniculata
Choosing the ideal location and soil preparation
For successful cultivation of Jacob's ladder 'Blue Pearl', choosing the right spot is crucial. This perennial naturally seeks out cooler locations with higher humidity, so partial shade suits it best. If you want to place it in direct sun, it is possible, but only provided you ensure it gets truly sufficient and regular watering. It requires humus-rich, loamy, and well-drained soil that can still retain necessary moisture. Overly dry or sandy soil does not suit it. Before planting the seedling, we recommend enriching the soil with mature compost, which will improve its structure and water retention.
Planting and care during the season
We plant the seedlings in the prepared soil at a spacing of approximately 40 cm, which corresponds to a density of 6 to 9 plants per square meter. This spacing provides the plants with enough room to develop while allowing for a closed canopy to form. Since it is a plant with high moisture requirements (moisture 💧💧💧), it is necessary to water it regularly, especially on hot summer days. Jacob's ladder is generally a very healthy and robust plant that does not suffer from common diseases. Although it is listed in the attributes as being pest-free, in moister, shady spots it is advisable to proactively check for the presence of slugs, which might find its succulent leaves tasty.
Pruning, second bloom, and use
A great advantage of this variety is its ability to bloom repeatedly. Once the first wave of azure blue flowers finishes blooming in June or July, we recommend a complete cutback. By doing this, you will encourage the plant to produce new, fresh green leaves and, most importantly, to set flowers again, which you will see in September. The flowers are also great for cutting into vases – cut them when about the first third of the flowers are open, and they will stay beautiful for up to 10 days.
Frost resistance and container growing
Jacob's ladder 'Blue Pearl' is an exceptionally hardy perennial that handles frosts down to -40 °C (zone 3a). Therefore, it needs no special protection or covering for the winter; it reliably overwinters even in the coldest regions of our country. Customers often ask about growing in pots – yes, it is possible. However, for growing in containers, choose sufficiently large and deep pots and ensure that the substrate never dries out completely. In a container, the plant is more susceptible to overheating and drying out of the root ball than in open ground.
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.
The product can be found in the following collections.






Perennials, Grasses, and Bulbs Collection
A selection of plants designed for humus-rich and well-drained soil in light shade. It contains perennials that appreciate wa…






Perennials, Grasses, Bulbs, and Seeds Collection
Whether your queen of flowers is a rose, a hydrangea, or perhaps a peony, this collection can work perfectly as a dignified a…






Perennial, bulb, and annual seed collection
A collection in soft, neutral tones for sunny or light-shade spots. It contains species that love good, moist soil. It works …
See how the seedling looks over the course of a year.


















Polemonium caeruleum f. album

Polemonium caeruleum f. dissectum

Polemonium caeruleum f. dissectum

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

Gaura lindheimeri

Salvia nemorosa

Leucanthemum vulgare

Achillea millefolium

Perovskia atriplicifolia

Salvia nemorosa