You would have to sand it off to fix this.

Wood brightener doe snot harm wood filler. FYI, your semi-solid stain will not blend to stain with your wood filler. The wood filler will show through...

It looks like mold.

A wood brightener will help the stain to soak in better after sanding. It does not harm vinyl.

Not all semi-transparent stains can be sprayed, especially the ones that are more like paint or solid stain. Doing it in sections will most likely res...

No issues with a two toned deck:/p>

That would depend on numerous things. What type of stain is the Cabot? Solid, semi-transparent, etc. Once that is determined then you have to determin...

No issues.

Sikkens used to be good and then they changed the formula and sold it to PPG. Not the same anymore.

Not sure what your question is?

It is not possible to get a mix of colors with a deck stain.

Sorry, but it is not possible to achieve this look with a deck stain.

Neither PPG or Cabot. Both are poor choices since they changed the formulas. Look at one of these brands:/p> You can have a brown color. Look at Arm...

1. You can use a solid stain if that is the look you want. Try this stain:/p> 2. It will last longer than 2-3 years. Probably twice as long.

Hard to say since it is stained but the wood is internally dark. It could be that the brightener was not applied correctly or did not have a chance to...