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PalmsConservatory Greenhouse

Cycas revoluta

Japanese sago palm

A slow-growing, palm-like evergreen perennial to 2m, with arching pinnate leaves to 1.5m in length, and golden-brown, ovoid inflorescences which are rarely seen except on mature plants

Other common names
cycad
Synonyms
Cycas sexseminifera
Cycas miquelii
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Size
Ultimate height
1–1.5 metres
Time to ultimate height
20–50 years
Ultimate spread
1–1.5 metres
Growing conditions
Loam
Moisture
Moist but well–drained
pH
Acid, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Brown Yellow Green
Autumn Green
Winter Green
Position
  • Partial shade
Aspect

South–facing or East–facing

Exposure
Sheltered
Hardiness
H3
Botanical details
Family
Cycadaceae
Native to the UK
No
Foliage
Evergreen
Habit
Tufted
Potentially harmful
Harmful if eaten, skin irritant. Wear gloves and other protective equipment when handling TOXIC to pets (dogs, cats) - see the HTA guide to potentially harmful plants for further information and useful contact numbers
Genus

Cycas are evergreen dioecious perennials with stout woody trunks bearing large, leathery, pinnate leaves in a terminal rosette; male inflorescences are large and cone-like, female ones consist of smaller, modified leaves

Name status

Correct

Plant range
Far East

How to grow

Cultivation

Grow under glass in a peat-free, loam-based potting compost with additional leaf mould and grit; provide full light with shade from hot sun and moderate humidity. Water moderately in the growing season, sparingly at other times. Alternatively in frost free areas, grow in a moist but well-drained soil in bright light with some protection from full sun

Propagation

Propagate by seed or suckers

Suggested planting locations and garden types
  • Architectural
  • Patio and container plants
Pruning

No pruning required

Pests

Generally pest-free outdoors, but may be susceptible to glasshouse red spider mite under glass

Diseases

Generally disease-free

Get involved

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