That soil is a good start but there’s not much NPK in it.
I would suggest in the future, look at 1/3 (your soil), 1/3 perlite (or equiv), 1/3 worm castings/compost.
Here’s a handy recipe book foe review.
soil recipes.pdf (193.4 KB)
Don’t go nuts with the amendments. Some of these can be crazy expensive depending where you live, I like using local substitutes where ever possible.
To get those plants to the finish line you will have to feed them some nutriments, and as folks said … the lights need some upgrade too.
Cheers
G