Softened Water? Or Nute burn?

elWood23

New Member
Total noob.

Week 5 veg for this white Widow fem seed growing in a small closet. 70/30 coco & perlite in an air-pot sitting on a 2” bed of perlite and a two inch hempy style deep reservoir.

hlg 135 (250-300 PPFD)
1 fan up from under, 4” in-line venting to attic
temps 78-80
RH 65-70%
Feeding daily 1 liter of canna a & b at 2ml each.
Ph 5.8-6.2,
ec 1.1-1.3,
spring water.
I have not been religious about 20% runoff but I do test it and it’s usually exactly the same as input.
no issues until a week ago. Started yellowing from the bottom of the leaves up to the tips and then the tips started curling up. The only change was that I started using tap water. I completely spaced out that my new house has a water softener. I have no clue if this is the cause of the symptoms but timing is about right. Also looks like it could be nute burn but I’m just not sure. Did I kill this plant? I switched back to spring water today, but should I flush it?
 

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Total noob.

Week 5 veg for this white Widow fem seed growing in a small closet. 70/30 coco & perlite in an air-pot sitting on a 2” bed of perlite and a two inch hempy style deep reservoir.

hlg 135 (250-300 PPFD)
1 fan up from under, 4” in-line venting to attic
temps 78-80
RH 65-70%
Feeding daily 1 liter of canna a & b at 2ml each.
Ph 5.8-6.2,
ec 1.1-1.3,
spring water.
I have not been religious about 20% runoff but I do test it and it’s usually exactly the same as input.
no issues until a week ago. Started yellowing from the bottom of the leaves up to the tips and then the tips started curling up. The only change was that I started using tap water. I completely spaced out that my new house has a water softener. I have no clue if this is the cause of the symptoms but timing is about right. Also looks like it could be nute burn but I’m just not sure. Did I kill this plant? I switched back to spring water today, but should I flush it?
You're in coco and in veg. I'd flush it and move back to spring water. You should be fine with a little bit of a growth set back.
 
Don't use softened water. You'd probably be fine with grabbing tap water before the softener.
 
Yeah, I would need to grab it from outside before it enters the house but no biggie. I need to work on my water supply, hate buying bottles. Thanks.
Get you a RO filter, few things it could be. I have a bigger room so I tend to develop heat spots that look similar so it could be a heat spot, over nute, could be you spraying while the lights are on not sure your routine.
 
Yeah, I would need to grab it from outside before it enters the house but no biggie. I need to work on my water supply, hate buying bottles. Thanks.
You should have some sort of bypass near the softener

If not you need to cut in a valve before the softener to have hard water available inside
 
I turn off our softener and run it for a few minutes before pulling my plant water from it. Recheck your EC/PPM/pH after you do it. I'd also review some info about EC/PPM for autos in Coco. I'm using soil and not feeding every day, so it may be different... but I was doing .8-1.0 in veg and any more was causing trouble. Now I'm in 7th week of flower I'm barely nudging 1.2 (600ppm).
 
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