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AGM plants have been through a rigorous trial and assessment programme. They are:
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Other common names
sweet gum American red gum
American sweet gum bilsted copalm balsam red gum satin walnut
Liquidambar are deciduous trees grown for their alternate, maple-like leaves which take on brilliant and long-lasting autumn colour; flowers and fruits are inconspicuous
Hamamelidaceae / Altingiaceae
L. styraciflua is a deciduous tree to 20m tall, broadly conical in outline, with rather glossy, maple-like, 5 to 7-lobed leaves which turn to shades of orange, crimson and purple in autumn
Aspect South-facing or North-facing or West-facing or East-facing
Exposure Sheltered or Exposed
MoistureWell-drained, Moist but well-drained
SoilLoam, Clay, Sand
Higher than 12 metres
wider than 8 metres
more than 50 years
Grow in lime-free soil in sun or partial shade. Suitable for woodlands
Propagate by semi-hardwood cuttings
Suggested planting locations and garden types
Flower borders and beds
Pruning group 1
Generally pest free
Generally disease free
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