What did I do? Nute burn? deficiencies?

serialkiller

Active Member
I changed my nutes earlier today, about 6 hours ago, and I just went to check on my plants and I was shocked, they look horrible, what did I do?

I know it has to be something I did so I immediately changed all the res' to just plain pH water to try and keep it from getting worse. At this rate of decline they would have been dead by morning.

1. Soil or Hydro ???

Hydro, DWC

type of Water used ~THIS IS IMPORTANT!

Tap water, left out for a few days with a waterfall in the res.

pH=6.0, PPM of tap water here is 250, the nute solution I used today was 350 so very light nutes.

2.Temps & Humidity
room:85-90 day, 70-75 night, water:65-70, manually regulated with ice bottles, RH: Low, under 30% all the time

3. Lights
400Watt HPS

4. Ventilation System
Fresh air-passive intake, 250cfm exhaust threw cool tube

5. Nutrients used ~ Brands and amount used.
GH 3 part 1/4 strength of the recommended "seedling" dosage, superthrive 1/2 strength, I also added 1tspn Epsom salt per gallon, I read lots of places that you should do that if your tap water is over 200ppm.

8. Strain if they know
White Widow from Nirvana

9. How old the plant is.
2 weeks, germinated 12/1

10. Seed or Clone? Sexed? Feminized?
Seeds, feminized.

Pix are in pairs, first 2 are 1 plant, 2nd 2 are another and so on.

They looked so perfect just a few hours ago! I'm so upset with myself right now, if they dont make it I'll be pissed, I have other plants I can replace them with, but these are all of the feminized white widow.

Also should I invest in GH FloraMicro Hardwater?

Edit:
I see on the GH website on the nute calculator that full strength should be 440ppm, so 1/4 would be 110ppm, that plus my 250ppm water works out about right, so I figure my nutes are mixed correct PLUS I saved the old nutes and I just tested that and its at 350 also and it wasnt killing the girls, the only difference was the Epsom salt. I'd say I just solved my problem, no epsom salt, that sound good to you people? Now the question remains, will they recover?
 

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