Cyathea medullaris – Mamaku or Black Ponga

  • Description
The tallest and most common of NZ’s tree ferns. Slender, black trunk to apx 15m with hexagonal patterns from old fronds, large crown of gracefully arching fronds up to 5m. Found primarily in sheltered coastal and lowland forest throughout much of the North Island. They will grow in full sun but still prefer to have a sheltered position with a cool moist root run.
Height x Width 15 x 5
Height Range Tall 10m+
Growth Rate Moderate
Plant Type Palm
Shape / Habit Palm
Country of Origin New Zealand
Similar to Consider Cyathea dealbata, Dicksonia squarrosa, Dicksonia fibrosa
  • Leaf
Leaf Colour Dark Green
  • Flower
Flower Colour Nil
  • Uses
Specimen Yes
Accent Yes


 Note: Growth, height and grade information are given in good faith but are subject to natural variables beyond our control.