Propagation
Sow fresh seed during autumn in situ or in a deep container and commonly no scarification is required. Maintain a temperature of 19º to 27º C. (66º to 81º F) during spring and keep moist. 

The seeds lose viability quickly so do not allow the seeds to dry out. Plant out as soon as possible as the tree dislikes root disturbance.

Note:
Care should be taken when selecting a sight as the tree has vigorous roots that can lift concrete and block drains.

Botanic information
Leaf: The leaves are silvery white and densely pubescent on the under side and are up to 90mm (3½in) wide. The yellowish petiole is up to 25mm (1in) long and the apex is acute. During autumn the leaves turn yellowish brown.

Flower: The slender pendulous catkins form spikes comprising of many staminate (male flowers) and the female flowers appear on the same plant soon after, either solitary or in spikes. It has a 6-lobed calyx and contains a 3-celled ovary. The flowers appear from late spring to early summer.

Fruit: The dark brown nut is half enclosed in coarse rounded cap.

General pruning information
Train to a single leader and cut back unwanted branches to the collar. The crown may be lifted or thinned to allow light to penetrate. Once established they require little pruning apart from removal or dead or damaged branches.