How to Darken Danish Oil Finish on My DIY Bed Frame?

Just a heads up, Danish oil is primarily a finish and not really a stain; it's meant to seal the wood and keep its natural color. If you wanted a deeper color, you should have gone with a stain before applying the oil. But if you did use tinted Danish oil, you might just need to add more coats to achieve the look you want!

It's hard for us to give specific guidance since only you know what vibe you're going for. But generally, you'll want to apply several coats of Danish oil, letting each one cure before adding the next. Just a heads up, drying and curing are different; the oil dries in a few hours but takes days to fully cure. Don’t forget to denib between layers with some steel wool or gray ny-web to keep it smooth!

I typically use Watco Danish oil myself. I usually stick with the 'natural' color, and it tends to yellow a bit over time on lighter woods like Maple and Pine, but it doesn't really darken the finish. You might end up needing 3-4 coats. If you're aiming to match another piece of furniture, I suggest using a color stain first and then sealing it to lock the finish in. Staining over Danish oil can be tricky since the oil penetrates and creates a barrier, so you might have to sand it down and start again if that's the route you choose.

What type of wood are you using? Different woods react differently—like cherry and walnut tend to darken over time. For immediate results, the best way is to stain first, then apply oil afterward. Also, you might find tinted Danish oils that could help you get the color you’re after. Gel stains are also easier to work with if you’re going that route!