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AGM plants have been through a rigorous trial and assessment programme. They are:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
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Other common names monkey puzzle money puzzle tree
Chile pine
Synonyms Araucaria imbricata
Family Araucariaceae
Genus Araucaria are evergreen trees from the Southern Hemisphere, with whorled branches bearing spirally arranged leaves that may be needle-like, triangular or scale-like, and small male, and large female cones, usually on separate trees
Details A. araucana is a stately evergreen tree with branches clothed in sharply pointed, triangular dark green leaves. Mature plants may bear cones on the upper branches, male and female usually on separate trees
Plant range Chile Argentina
Foliage Evergreen
Habit Bushy
Hardiness
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
H7
Full Sun
Partial Shade
Aspect East-facing or South-facing or West-facing
Exposure Sheltered
Chalk
Loam
Sand
MoistureMoist but well-drained
SoilChalk, Loam, Sand
pHAcid, Alkaline, Neutral
Ultimate height Higher than 12 metres
Ultimate spread wider than 8 metres
Time to ultimate height 20-50 years
Cultivation Grow in moderately fertile, moist but well drained soil in an open site with shelter from cold, drying winds
Propagation Propagate by seed sown in seedbed as soon as ripe; take cuttings of vertical shoot tips in midsummer and root in a cold frame; cuttings of horizontal side branches will not form an upright tree
Suggested planting locations and garden types Architectural
Pruning Pruning group 1; only young specimens respond well to pruning back into older wood
Pests Generally pest free
Diseases Honey fungus may be a problem
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
monkey puzzle
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