Petrosedum sediforme
English: Pale stonecrop.
Synonym: Sedum sediforme.
Region: Mediterranean, southern Europe, North Africa, Morocco to Libya, West Asia, Levant.
Habitat: rocks, walls and stony places; grasslands, Maquis and open Pine forests, largely on calcareous soils and clay; very cold-hardy plant, tolerating occasional temperatures to -8°c; succeeds in most soils, prefers a fertile well-drained soil; prefers a sunny position; very drought tolerant; dry soils, on a wall; very tolerant of soils contaminated with copper; mountainous and coastal.
Content: flavonoids.
Ecology: often specially targeted by slugs; immune to the predations of rabbits.
Use: ornamental rock garden; food, edible leaves, raw or cooked, pickled in salads; ideal species, especially in dry climates, for acting as a pioneer species on heavily polluted land, increasing humus levels in the soil and improving conditions for other plants.
Botany
Herb; evergreen; perennial.
Stems: cluster of more or less woody stems that branch at the base.
Leaves: pointed, succulent, glaucous blue.
Inflorescence: non-blooming stems around 10 cm tall which; blooming next years, 15 to 60 cm tall.
Flowers: yellow, five-pointed.