Following are the main types of the wood
- Heart wood
- Sap wood
- Soft wood
- Hard wood
HEART WOOD: Heart wood is the central black due to the deposition of wastes poisonous products.
SAP WOOD: Sapwood is the living, outermost portion of a woody stem or branch, while heartwood is the dead, inner wood, which often comprises the majority of a stem’s cross-section.