No one has a true black semi-transparent. Darkest would be Espresso in Armstrong Clark or TWP 1504 Black Walnut. You can get samples here: The Seale...

A deck cleaner and would brightener will help the stain to penetrate better. As for a stain, look at a penetrating water-based stain to help with your...

No issues. Just do it in spring.

thank you! So you think it is OK if it will be more than 12 months by the time I get to stain it in the spring? I live in Ohio and winters can be wet ...

As long as you prep correctly you should be okay to stain now. You can also wait until Spring. See here for new wood tips:/p>

Spray it on with a pump sprayer. You will have to do this to all your wood.

What would be the best way to apply? Rub in and rinse or let soak and rinse? Thank you so much!!!

Try 1 part bleach to 4 parts water. See if that kills it as it looks to be internal.

1200-1600 PSI with 25 or 40 degrees tips. Using a deck cleaner as well will help.

Thank you for taking the time to reply. 😎 Very cool. What PSI, spray pattern, angle, distance, etc should I shoot for to remove mold and mildew in ...

Pressure wash with water and brighten the wood should work.