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Cactus Succulent

Glottiphyllum oligocarpum
  • RHS AGM

tongue plant

A low-growing succulent forming rosettes of 2 pairs of thick, tongue-shaped, grey-green leaves. In autumn yellow flowers to 4cm across are produced

Size
Ultimate height
Up to 10cm
Time to ultimate height
2–5 years
Ultimate spread
0–0.1 metre
Growing conditions
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver
Summer Green Grey Silver
Autumn Yellow Green Grey Silver
Winter Green Grey Silver
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H2
Botanical details
Family
Aizoaceae
Native to the UK
No
Foliage
Evergreen
Habit
Clump forming
Genus

Glottiphyllum are a genus of around 57 species of rhizomatous subtropical succulents, grown in rocks and free-draining soil. They have thick, soft leaves arranged in pairs and yellow, sometimes fragrant, flowers

Name status

Unresolved

Plant range
S. Africa

How to grow

Cultivation

Grow in cactus compost in full light. Water sparingly in spring and autumn, scarcely in summer, and keep almost completely dry in winter. Apply a half-strength low-nitrogen feed once in spring. See houseplant cacti and succulent cultivation for further advice

Propagation

Propagate by sowing seed in spring or by taking stem cuttings in late summer

Suggested planting locations and garden types
  • Houseplants
  • Patio and container plants
  • Low Maintenance
  • Conservatory and greenhouse
Pruning

No pruning required

Pests

May be susceptible to mealybugs

Diseases

Generally disease-free

Get involved

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