About
Rhombophyllum rhomboideum, the diamond-leaved rhombophyllum, is a succulent perennial forming clumps of stems each bearing several pairs of fleshy, oblong, semi-cylindrical, grey-green leaves. Long-stalked, bright-yellow, daisy-like flowers 3 cm across are produced in summer. A charming and easy-care succulent for a sunny greenhouse bench or container.
About the genus
Rhombophyllum are compact, stemless succulents from South Africa forming dense clumps of very fleshy, grey-green leaves and producing bright-yellow, daisy-like flowers in summer. Easy-care plants for a sunny greenhouse bench or windowsill.
Growing conditions
SunlightFull sun
Soil typeLoam, Sand
Soil pHAcid, Alkaline, Neutral
Soil moistureWell-drained
AspectSouth-facing, North-facing, West-facing, East-facing
ExposureSheltered
UK hardinessH2
Plant details
Plant typeCactus Succulent, Conservatory Greenhouse
HabitClump forming
FoliageEvergreen
HeightUp to 10 cm
Spread0-0.1 metre
Time to full height2-5 years
Suggested usesPatio and container plants
Native toS Africa (Cape)
Care notes
CultivationGrow under glass in a standard cactus compost, in full light. Provide low humidity. Water freely when in growth and keep completely dry at other times. Apply a dilute low nitrogen fertilizer fortnightly during late spring and summer
PruningNo pruning required
PropagationPropagate by seed or offsets
Pest resistanceMay be susceptible to aphids
Disease resistanceGenerally disease-free