Ppm question, magnesium deficiency

[MrMrMr]

 

[MrMrMr]

View attachment 1159748

 

[namvet25]

Repost your problem by the normal way.

 

[Waira]

we need pics to confirm the defc.,... Also, the plant always needs a balanced nutrient program, Ca-Mg alone isn't going to work....
Water the water source, pH, ppm's? 150 ppm of Ca-Mg is usually enough, combined with other nutes content of these two...