Sedum rupestre is part of the Crassulaceae family of plants. It is mat-forming, succulent, perennial. They also call it the Sedum reflexum, Petrosedum reflexum, Stonecrop, Reflexed Stonecrop, Jenny’s Stonecrop, Blue Stonecrop, Trip Madam, Prick Madam, Stone Orpine. It is native to Southern Europe.
It grows to about 10cm or 4in tall, and it is spreading with blue-green, needle-like leaves that resemble the blue spruce. It spreads fast and can be a good ground cover. Sedum rupestre flowers early to mid-summer. The flowers are star-shaped, bright yellow, and appear on 6in or 15cm stalks. This plant is evergreen in milder climates.
How to grow Sedum rupestre:
Grow Sedum rupestre in the sun or light shade. Plant it in moderately fertile to poor, dry to medium moisture, but well-drained soil. Avoid excessive wetness. It is generally, disease-free, pest-free, and easy to maintain. Propagate by softwood cuttings. Use it both as ground cover or in rock gardens. Sedum rupestre is consumed in parts of Europe in salads, it has a sour taste.
Also read about Sedum telephium ‘Purple Emperor’