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AGM plants have been through a rigourous trial and assessment programme. They are:
© � RHS 1999
Other common names
Incense cedar White cedar
Calocedrus are evergreen trees with tiny, scale-like leaves arranged in ranks on the shoots, forming flattened sprays of foliage, with small ovoid cones
Cupressaceae / Cupressaceae
C. decurrens is an evergreen conifer of narrowly columnar habit, with flaking bark. Foliage rich, glossy green, in short sprays, occasionally with small cones which soon fall
W N America, E Asia
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
While we update our systems with the new hardiness ratings you may still see old hardiness ratings in your search results. These are denoted as 'Old'.
For full details of the hardiness ratings see
Aspect South-facing or North-facing or West-facing or East-facing
Exposure Exposed or Sheltered
SoilChalk, Clay, Sand, Loam
pHAcid, Alkaline, Neutral
Higher than 12 metres
Grows well in any well-drained soil. Good as specimen tree
Propagate by seed or semi-hardwood cuttings
Suggested planting locations and garden types
No pruning required
Generally pest free
Generally disease free
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