DWC Blue Dream CFL Vegitative Help

Ph is 5.6 -5.9 and is at 65 degrees F
Nutrients is Canna Aqua Line, also half teaspoon per galon in a 5 gallon rdwc under 105w CFL for veg first grow so im not sure if its calcium lockout or mn lockout does anybody know what too much of will cause what nutrients to lockout? Not the ph lockout chart but element lockcout and how they afect the plant.

1.)Try some CM+ or Cali magic added to your feedings, it's not a lock out it's a deficiency.
2.) How often are you doing a water/nute change ?
3.)What are your water temps ?

1.will try cm+ thanks, i gave it some seaweed extract and water through foliar spray so to bring it back, some leaves stayed alive but most died
2. topping off water 1 ever 2 days with epsom salt half teaspoon and 1/2 strength nutes and seweed extract, nutes every two weeks. get changed this is according to the directions on the canna aqua
3.temps range from 65 to 72 but usually evens off at 70