About
Sedum aizoon, the Aizoon stonecrop, is a rhizomatous, deciduous perennial to about 45 cm with upright, unbranched, red stems bearing coarsely toothed, narrowly oval leaves up to 8 cm long. Flattened clusters of small, yellow, star-shaped flowers are produced in summer. A rewarding and ornamental stonecrop for a sunny, well-drained border.
About the genus
Sedum, the stonecrops, are annuals, herbaceous or evergreen perennials with succulent stems and leaves and clusters of small, star-shaped flowers in summer or autumn. Excellent plants for a sunny, well-drained rock garden, border or container.
Growing conditions
SunlightFull sun
Soil typeChalk, Loam, Sand
Soil pHAlkaline, Neutral
Soil moistureWell-drained
AspectWest-facing, South-facing, East-facing
ExposureExposed, Sheltered
UK hardinessH7
Plant details
Plant typeHerbaceous Perennial
HabitClump forming
FoliageDeciduous
Height0.1-0.5 metres
Spread0.1-0.5 metres
Time to full height2-5 years
Suggested usesCottage and informal garden, City and courtyard gardens, Gravel garden, Patio and container plants
Native toN Asia
ToxicityMay cause mild stomach upset if eaten, contact with sap may irritate skin. Wear gloves and other protective equipment when handling
Care notes
CultivationGrow in a sheltered position in moderately fertile, well-drained, alkaline to neutral soil in full sun. See hardy cacti and succulent cultivation for further advice
PruningCut back after flowering to maintain shape or leave seedheads overwinter
PropagationPropagate by division in spring or by softwood cuttings of non-flowering shoots in early summer
Pest resistanceMay be susceptible to slugs, snails, vine weevil grubs, scale insects and mealybugs
Disease resistanceMay be susceptible to fungal and bacterial crown rot and root rots