Propagation
Stratify seeds for 2 to 3 months during winter and sow seeds in pots then place them in an open frame to establish. Maintain a temperature of 10º to 13º C. (50º to 55º F).

Note:
Care should be taken when selecting a sight allowing ample room for growth as it has vigorous roots that can lift concrete and block drains.

Botanic information
Leaf: The dark green leaves are obovate to elliptical with an undulating, slightly silvery pubescent margin and a petiole up to 12mm (½in) long. The glabrous underside is pale green with prominent venation and the apex is acute. 

Flower: The pendant male flowers appear in spring with the new leaves and are little golden tassels on golden stalks. The cyathiform (cup-shaped) female flowers are upright with pink and green tinged silver filaments and appear at the tips of the branches during spring.

Fruit: A pair of triangular glossy brown nuts is enclosed in a prickly 4-lobed involucre (husk).