How to grow and care for the succulent Sempervivum 'Nenju' (Hens and Chicks)

Growth habits of Sempervivum 'Nenju'
Sempervivum 'Nenju' is native to Southeast Asia and belongs to the Crassulaceae family, genus Orostachys; summer is its growing season.
It likes a warm, dry environment with plenty of sunlight, is not cold-hardy, and the winter temperature must not drop below 5°C; it tolerates partial shade and drought.
Favorite temperature: the suitable temperature is 20-25°C. ⟦7 Watering: it fears waterlogging and strong light; water in spring and autumn.
Watering: it is afraid of waterlogging and strong light; water it in spring and autumn.
Propagation methods: mostly by sowing seeds or dividing offsets.
Pests and diseases: prone to scale insects.
Combination suggestion: recommended companion plants are Sedum rubrotinctum (Jelly Beans) and Kalanchoe fedtschenkoi.
Care tips for Sempervivum 'Nenju'
Place a newly purchased potted plant on a windowsill with a sheer curtain; do not place it in a shady, poorly ventilated spot.
Potting soil: repot every spring. Use a mix of leaf mold, potting soil and coarse sand, with a small amount of bone meal added.
Watering: water moderately from spring to autumn, and keep dry in winter.
Temperature: stop watering when the summer temperature is above 40°C. It quite likes fertilizer; fertilize once a month during the growing season.
Pests: when a small number of scale insects are found, they can be caught and killed; when there are many, spray with a 1000-fold dilution of 50% omethoate emulsifiable concentrate.
Propagation methods for Sempervivum 'Nenju'
Seed propagation: sow as soon as the seeds mature; the suitable germination temperature is 13-18°C.
Division propagation: divide in spring, which can be done together with repotting.