+1 minus the water
Battery-powered weed eater and an air compressor.
I use windex on my glass and acrylic tanks, just make a paper towel wet away from the tank and use it to clean.
Those will grow fine without the addition of ferts, the root tabs would be useless for the the anubias and the java fern.
Got the little guy in QT and added a little salt. Treated with Kordon Rapid-Cure. Things are looking a little better this morning.