First grow, maybe 3 weeks from harvest? Tips on things I could've/can do differently?

Strain: unknown really, labeled Train Wreck from a bag I had gotten back in 2018
Light: Spider farmer SF4000
Pot: fabric pot started in 3 gal, transplanted to 5 gal
Soil: Happy Frog in 3 gal, later transplanted to Ocean Forest in 5 gal
Nutrients, Conditioners, etc.: Technaflora recipe for success, Fish Sh!t, tap water, PH up/down
PH-6-6.5(was using a cheap-o worked for a while then crapped out on me, had to get a bluelab few weeks into flower)
Seed Popped: Mid-March
Flipped to flower: June 1st
Topped LST then scrogged

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