Epsom Salts and PPM

nizmo

Well-Known Member
Adding one teaspoon of epsom salts to 3 liters raises my ppm quite a bit. Is it ok to rise much higher than your normal ppm with epsom salts if you're correcting a deficiency?

I'm adding the salts with my normal fert mix because i have large pots and they only get watered once every 4 or 5 days.
 

terek2k

Member
for mag and sulfur deficiencies I use to add 1/4 teaspoon per gallon then I got smart and am using BC neuts and all the problems went away
 

nizmo

Well-Known Member
Maybe i was just adding too much. I'm growing in soil too by the way and my normal nute feed is about 800-1000ppm, it raised it to about 1800. Like i said - i guess i just put too much in...
 

northeastern lights

Well-Known Member
Wow. I use it and it doesn't effect my ppm's too much. Here's what I use. I use anywhere from 1-3 tsp per gallon. I didn't check my last mix but I still have some left. Give me a minute and I'll go check the PPM.

 

nizmo

Well-Known Member
Cheers for checking that.

Is that in liquid form? What was the before (before as in, nutes but no ES) and after ppm? Also you say 1 - 3 tsp, how many did you add exactly?
 

northeastern lights

Well-Known Member
I'll mix up a batch without the salt tonight to check, I added one heaping tbsp to 4 gallons of water, so It's probably 1.25-1.5 tsp per gallon roughly. It's not in liquid form no.
 
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