Filling large wormholes, knot holes and cracks/checks in rustic oak floor

Filling voids, knots and dents - Woodshop News

Should You Fill Wood Knots on (Rustic) Wood Furniture? - TIMBER TO TABLE

How to fill knots and cracks in wood with epoxy

Advice on filling BIG knot holes?

I hate these holes but the floors are 90 years old. Could I fill these holes with anything? Colored epoxy resin maybe : r/Flooring

How to Make Wood Knot Hole Plugs - Country Life Charm Blog

Knotty holes in hardwood flooring

Filling Knot Holes in Flooring - Fine Homebuilding

Wood Flooring Q&A: What To Do With Open Knots?

Are these holes in white oak anything to worry about (i.e. from bugs) : r/BeginnerWoodWorking

Wide Plank White Oak Flooring

How To Repair A Knothole In Wood Flooring - RW Supply + Design

Filling voids and knots in pressure treated decking : r/Decks

Should You Fill Wood Knots on (Rustic) Wood Furniture? - TIMBER TO TABLE