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Lyonothamnus floribundus subsp. aspleniifolius

Catalina ironwood

A conical, evergreen tree to 12m with peeling, red-brown bark and fern-like, deep green leaves. Large, flattish sprays of small, white, five-petalled flowers are produced In spring and summer

Synonyms
Lyonothamnus floribundus var. asplenifolius
Lyonothamnus aspeniifolius
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Size
Ultimate height
8–12 metres
Time to ultimate height
20–50 years
Ultimate spread
4–8 metres
Growing conditions
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Brown Red White Green
Summer Brown Red White Green
Autumn Brown Red Green
Winter Brown Red Green
Position
  • Full sun
  • Partial shade
Aspect

South–facing or East–facing or West–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Rosaceae
Native to GB / Ireland
No
Foliage
Evergreen
Habit
Bushy
Genus

Lyonothamnus are evergreen trees with attractive bark, thick, glossy leaves and large clusters of small, five-petaled flowers

Name status

Correct

Plant range
USA (California)

How to grow

Cultivation

Grow in fertile, moist but well-drained soil in full sun or light shade. Shelter from cold, drying winds

Propagation

Propagate by seed sown in containers outdoors in autumn, or take greenwood cuttings in summer

Suggested planting locations and garden types
  • Mediterranean climate plants
  • Architectural
  • City and courtyard gardens
  • Low Maintenance
  • Wall side borders
Pruning

Pruning group 1

Pests

Generally pest-free

Diseases

Generally disease-free

Get involved

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