Blue stain pine timber is a fungal discolouration affecting appearance, not strength. Learn about sap stain quality impacts in timber.

Blue Stains in Pine Timber: Does it affect quality?

Blue stains on pine wood are a well-known fungal discolouration that occurs worldwide. They change the wood’s appearance and how it holds moisture, but they don’t change its strength. This information helps purchasers and builders use stained pine when it’s needed, prevent wasting materials, and make sure that they handle and finish the wood correctly.

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