Cyathea dealbata is also called 'Ponga' of 'Silver tree fern'.
This is the
New-Zealand National Symbol, and is a Majestic tree fern with mature
fronds that can grow about 4 m long, which have a distinctive silvery
colour underside. The trunk can be as tall as 10 m or more. It easily
grows in a sheltered situation and eventually grows in our climate 2
to 4 cm per year depending on conditions, but frond growth is rapid.
Cyathea dealbata resembles Cyathea milnei, which differs in lacking
the silvery colour on the underside of the fronds. -4C°.
In our webshop we have this tree fern for sale.