Magnesium, Mg, or Sulfur def?

[Smokeyfromoz]

Hello,
Not the current water but the previous watering i used 2 tsp epsom salt

Thank you
Smokey

 

[Old Salt]

It looks like the yellowing of the leaves starts at the bottom, and is moving up the plant. I'd say it's a nitrogen deficiency.

 

[Smokeyfromoz]

Thanks Old Salt. They are into week 9 this week

I am using bloom nutrients - canna flores 3 1 6, and last water went to bio bloom 2 7 4. If they need the N i have 5in1 with 6.5 N 2.5 P and 2 K