To much, To little Light

[BowHunt3r]

Purple Haze auto. 70ish days above ground.
CoM Stonington soil, Stonington top dress at 25 days, and again at 50 days. Top coat Fish Bone Meal 3 days ago. Well water only.
Viparspectra xs2000 at 20 inches above tops, to low or to high?

 

[namvet25]

She could use some bloom nutes and cal/mag . Twenty inches should be ok