The answer to 'hardwood floor grimy' is that a grimy hardwood floor is usually caused by a buildup of dirt, grime, and debris over time. Symptoms include a dull, discolored appearance, and a rough or sticky texture underfoot. The good news is that this is a common problem with several effective solutions, both DIY and professional.
For minor grittiness or dullness, you can often restore the floor with a thorough cleaning using a hardwood floor cleaner and mop. However, if the floor is heavily soiled or damaged, it's best to call in a professional hardwood floor cleaning service. They have the right tools and expertise to deep clean the floor, remove stubborn stains, and revive the original shine and luster.