Sedum
Sedum: Sowing, planting and harvest calendar
Sedums, commonly called stonecrops, are succulent plants in the Crassulaceae family. Their fleshy leaves store water and bring a distinctive texture to garden planting. The common name covers a wide range of forms: low carpets close to the ground, compact cushions and upright clumps with broad flower heads. Tall stonecrops once named Sedum spectabile or Sedum telephium are now generally placed in the genus Hylotelephium.This diversity makes a substantial difference to their outlines. Sedum acre forms a low carpet, often less than ten centimetres tall, with small leaves packed around the stems. Sedum album also has a carpeting habit, with more cylindrical fleshy leaves. Tall border stonecrops may reach around fifty centimetres or more depending on the variety, with upright stems and broader leaves. A low stonecrop therefore creates a very different visual effect from a tall clump.Foliage comes in many shades, including green, grey-green, bronze and purple, sometimes with…