Salvia nemorosa 'Blaukönigin', commonly known as 'Blue Queen' sage, is a delightful and reliable perennial cherished for its deep blue flower spikes and aromatic foliage. This Salvia cultivar forms a compact, bushy mound of grey-green, toothed leaves and produces upright spikes of densely packed, rich blue flowers from late spring to summer. Its vibrant colour, long blooming period, and ability to attract pollinators make it a valuable addition to gardens, borders, and rockeries, adding a touch of bold colour and fragrance to various settings. It belongs to the Lamiaceae family.
Origin: Salvia nemorosa is native to Europe and western Asia. 'Blaukönigin' is a cultivar selected for its deep blue flower colour and compact growth.
Light: Salvia nemorosa 'Blaukönigin' thrives in full sun. It requires at least 6-8 hours of direct sunlight per day to encourage optimal growth and flowering.
Water: Water regularly, especially during dry periods and the first year after planting. Once established, it is relatively drought-tolerant. Allow the soil to dry out slightly between waterings.
Soil: Salvia nemorosa 'Blaukönigin' prefers well-drained soil. It can tolerate a range of soil types, but thrives in sandy or loamy soil. Avoid heavy clay soils, which can retain too much moisture.
Fertilising: Salvia nemorosa 'Blaukönigin' is not a heavy feeder. Fertilise sparingly in spring with a balanced slow-release fertiliser. Avoid over-fertilising, as this can lead to excessive foliage growth at the expense of flowers.
Pruning: Cut back the plant after the first flush of blooms to encourage repeat flowering and maintain a tidy appearance. In autumn, cut back the plant to tidy it up.
Pests and Diseases: Salvia nemorosa 'Blaukönigin' is generally pest and disease resistant, but keep an eye out for slugs, snails, and powdery mildew.
Uses: Salvia nemorosa 'Blaukönigin' is primarily grown as an ornamental plant for its attractive flowers and aromatic foliage. It's a popular choice for gardens, borders, rockeries, and herb gardens. It also attracts pollinators like bees and butterflies.
Toxicity: Salvia nemorosa 'Blaukönigin' is generally considered non-toxic to humans and pets. However, it is always best to keep plants out of reach of pets and children who might try to eat them