Propagation
Collect and sow seed when ripe, keep moist, maintaining a temperature of 19º to 27º C. (66º to 81º F).

Botanic information
Leaf: The glossy dark green fronds have numerous narrow-lanceolate leathery leaflets that are up to 255mm (10in) long with a concave upper surface. The margins are sparsely armed with pointed teeth and the lowest leaflets are reduced to spines along the petiole.  

Flower: The cycad is dioecious and the yellowish cylindrical male cone is up to 600mm (24in) long and may appear in clusters and the smaller ovoid female cone is up to 400mm (16in) long appearing at the centre of the whorled leaves during summer. 

Fruit: The yellow female cones becomes blackish when mature producing masses of red seed that mature after falling to the ground. The seeds are toxic and should not be eaten.