Stonecrop
Sedum acre, also known as Biting Stonecrop, produces a dense mat of bright green, succulent leaves. In spring and early summer, it is covered in a carpet of star-shaped, vibrant yellow flowers, making it an excellent choice for rockeries, green roofs, and dry, sunny banks.
Sun: Full sun.
Soil: Well-drained; thrives in poor, sandy or stony soils..
Hardiness: H6 — down to −20°C.
Flowering: May, Jun, Jul.