Yellowing, NEED help, see pic.

stawawager

Well-Known Member
I'm lucky they look as good as they do. HOPEFULLY I caught it in time, the tops all look really healthy but I freaked out because some of the stems are even looking yellowish.
 

Kevin Pickford

Well-Known Member
I'm lucky they look as good as they do. HOPEFULLY I caught it in time, the tops all look really healthy but I freaked out because some of the stems are even looking yellowish.
$20 now and go digital ec and ph.. or shake your brains crazy testing runoff with that kit???
.hmmmm
 

stawawager

Well-Known Member
whatever it takes to get the ph from the waste sample to be in range

could be 5 gallons
could be 20... im not sure

soak em hard to get it down and don't water gain until its dry

I might use half strength nutes to flush with
Much thanks guys!

I'll be busy tomorrow lol. What a learning journey.
 

im4satori

Well-Known Member
im in hydro

after 10 years of buying PH pens and throwing them away

I use the $5 ph dropper kit

as for EC pens I don't mind buying a good digital EC pen because they last a long time... but the ph pens go bad to frequently
 

Kevin Pickford

Well-Known Member
What is EC and ROBERT?

For analysis right nowView attachment 3891194 I have Luster Leaf Rapitest Soil Tester 1609CS
$21 for 3 pens.. digital ph ec and temp.. and forget it.. that shake'n bake test kit lol
https://www.amazon.com/gp/aw/d/B00IEJOI9S/ref=mp_s_a_1_2?ie=UTF8&qid=1486013371&sr=8-2&pi=AC_SX236_SY340_QL65&keywords=ph+bundle+digital&dpPl=1&dpID=41++AqX7BoL&ref=plSrch41++AqX7BoL._SY400_.jpg in case anyone else needs it... That's with 2 day shipping use the calibration on the pens... I've had mine 10 yrs now but it cost $30
 
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Kevin Pickford

Well-Known Member
I also tried my spa test strips and the mirrored the shaker tube. Test strips are easy.
My ph in the 5 gallon tubs i let it breath in fluctuates for 48hrs finally I'm able to get it to bout 6.3 after hitting it with ph down about 10 times.. testing every time.. I'd go strip crazy lol. but it changes if i don't do it that way with my nutes that i use
 

im4satori

Well-Known Member
My ph in the 5 gallon tubs i let it breath in fluctuates for 48hrs finally I'm able to get it to bout 6.3 after hitting it with ph down about 10 times.. testing every time.. I'd go strip crazy lol. but it changes if i don't do it that way with my nutes that i use
are you adding silica to your mix?

silica can cause some funny buffering issues that takes some time to work out
 
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