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Sempervivum wulfenii, commonly known as Wulfen’s Houseleek, is a succulent, perennial Sempervivum of the Alps. It forms basal rosettes up to 4 inches/10 cm in measurement of succulent leaves. They are oval to spathulate, up to 1.2 inches (3 cm) long, up to 0.6 inches (1.5 cm) wide and dim green with a purple-red base and darker tips. This succulent plant has pale blue-green tapering leaves. It is stoloniferous which means the offsets are vegetatively produced on strong, woody stolons up to 4 inches (10 cm) long. It has a stocky, light green blooming stem, delegated with a star-shaped flower of lemon yellow. The flower of this Sempervivum measures up to 1 inch (2.5 cm) crosswise and there are 11 to 15 petals in it.

The blossom of this succulent is somewhat similar to Sempervivum tectorum var glaucum, however, some differences can be easily recognized. Its rosette leaves are less numerous and the internal leaves are tight. It is generally rounded or cone-shaped, and the color is increasingly grayish with a light purple-red base. The species was named to pay tribute to Franz Xaver von Wulfen, an Austrian Jesuit and famous botanist from the late 1700s.

The plant mostly occurs on rough terrains, normally on bedrock with impartial to corrosive siliceous soil.

Scientific Name:

Sempervivum wulfenii Hoppe ex Mert. & W.D.J.Koch

Scientific Classification

Family: Crassulaceae

Subfamily: Sedoideae

Clan: Sedeae

Class: Sempervivum

Sempervivum wulfenii

How to Grow Sempervivum wulfenii “Wulfen’s Houseleek”

Cultivation: Sempervivum wulfenii is a small, evergreen perennial succulent that develops in rosette shaping mats up to 30 cm (or more) in diameter. It is infrequently cultivated in rock gardens. It is very moderate to grow, troublesome in development, and requires protection from winter. It is bashful in producing blossoms.

Soil: The ideal soil for this Sempervivum plant is a well- draining succulent blend, with a perfect pH around 6.0 (marginally acidic).

Exposition: It needs full sun to light shade. It can endure shade however, a radiant spot is most pleasant.  In hotter atmospheres, it needs protection from too much sun exposure since this succulent isn’t very warmth tolerant.

Propagation: This Sempervivum plant can be effectively proliferated by dividing bigger clamps or segregating the offsets. The simplest and easiest method to grow this succulent plant is to separate their offsets. The offsets are vegetatively produced by stolons, so the offsets itself already has its own roots to start off in life. Simply detached the offsets from the stolons and repot it to propagate. Make sure the soil is dry before repotting. Transfer the plant in its new pot and inlay with fertilized soil. Spread the roots out as you repot. Leave the plant dry for a week or so; then start to water gently to diminish the danger of root decay.

Sempervivum wulfenii

How to Care Sempervivum wulfenii “Wulfen’s Houseleek”

Frost hardy: This Sempervivum plant is frost hardy at any rate to – 12°C (or less).

Light: t needs full sun exposure. It is ideal for a radiant window in the indoors.

Soil: In spite of the fact that it develops principally on acidic substrates, it doesn’t appear to be fastidious about conditions in the patio nursery. It requires an all-around depleted succulent soil blend. If grown outdoors, it will spread itself through tight areas between rockery stones. It doesn’t incline toward rich loamy soil; lumpy earth with small quantities of gravel best suits this succulent plant.

Fertilization: Apply a controlled-release fertilizer at the start of the season. It can also be done week after week using a weak liquid fertilizer solution. Utilize a fair 20-20-20 compost at 1/4 quality on mature plants, and less nitrogen fertilizer on young plants.

Pests and Diseases: Similar to other Sempervivums, this succulent plant dislikes water logging condition. They are prone to crown rot whenever watered too often. Although they are inclined to like the sun, they can susceptible to sunburn when exposed to an excessive amount of sun. They are likewise susceptible to mealy bugs and aphids.

Remarks: Sempervivums are not hard to develop and can be propagated quite easily by dividing clumps or separating the offsets. They can be effectively grown outdoors and in pots. These are fantastic for cold windows.

It is choicest species for the stone patio nursery and outskirts. It tends to be utilized for edgings, lines, and boards in the flower garden and naturalized on dividers, ruins, or any position where the Common Houseleek flourishes. This succulent plant blooms in summer (July—August). After the plant flowers and sets seed it will die back; however, there will be numerous offsets to have its spot.

It takes little water and could decay whenever watered over and over again. Amid the developing season, the plants are watered and permitted to dry marginally before watering once more. In spite of the fact that they can take a lot of dry seasons, they appear to improve normal (however directed) watering. Amid the winter months, plants do not require much watering.

Sempervivum wulfenii


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