Usually knotty

Advisory codes emphasise characteristics of a timber species that might affect performance in some applications.

A1- High shrinkage
A2 -Variable density, hardness and strength depending on origin or species
A3 - Gum veins common
A4 - To be painted or protected against the Queensland pine beetle
A5 - Usually knotty
A6 - Included bark is sometimes present
A7 - Finishes sometimes affected by resin bleed
A8 - Latex canals common
A9 - Corrodes ferrous fastenings when wet

Used in field: