Purple Stems and Yellow Leaves

Tparker

Member
Hey everyone! Who can tell me what's going on with this clone? It's been in my system for about a week and has had steady new growth. The yellowing begin to appear 4 days ago and the purpling stems and Leaf veins have appeared slowly since then. I've done a complete Reservoir change 3 days back and I have my PPM steady at 250. My PH tends to range between 5.7 and 6.1 and my water temp is about 69°. None of my other plants are showing any deficiency to this extent so I'm at a bit of a loss of words. I need help people!! Lol
 

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Tparker

Member
you should be at 400 to 600 ppms, 250 isn't enough for her. Also, are you using distilled water?
No not using distilled water. I start with my water around 120ppm from the faucet. The reason I heald back on feeding and upping the ppm is because just put the plants in their buckets and didn't want to shock them with too much nutrient.
 

Dr.Nick Riviera

Well-Known Member
No not using distilled water. I start with my water around 120ppm from the faucet. The reason I heald back on feeding and upping the ppm is because just put the plants in their buckets and didn't want to shock them with too much nutrient.
so, instead, you shocked them by starving them,lol. 4to 600 won't shock em.
 

Huckster79

Well-Known Member
I always get purple stems... iv used calmag and plain epsom, at different times of course... but i always get it on one strain my gg4. Mothers that have the same line of gg4 in area dont have this... i gave up as i get good yeild n good quality but who knows theres always room for improvement... maybe i should up my nutes a bit
 

thenotsoesoteric

Well-Known Member
I run low ppms but my tap water is only 30-35 ppm. I veg right around 250 until they are roughly 8-12 inches then at most I bump up to about 400-500 ppm. Even in late flower I barely go over 600ppm.
These were flowered around 600-650 ppm in cocorambo.jpg

I'd say don't go too high but maybe bumb up to 400-450ppm range but I'd recommend getting RO water if possible.
 

Tparker

Member
I run low ppms but my tap water is only 30-35 ppm. I veg right around 250 until they are roughly 8-12 inches then at most I bump up to about 400-500 ppm. Even in late flower I barely go over 600ppm.
These were flowered around 600-650 ppm in cocoView attachment 3878158

I'd say don't go too high but maybe bumb up to 400-450ppm range but I'd recommend getting RO water if possible.
Thanks. Everating is standing about a 10" so yea 420ppm is what I'm going to aim for lol
 

im4satori

Well-Known Member
Originally Posted by OldPhart
Basic cheat sheet:
Ec goes up, PH goes down=plants require less nutes.
Ec goes down, PH goes up=Plants require more nutes
Ec stable, PH goes up=Equilibrium=Good thang.
 

polishpollack

Well-Known Member
is this a dwc? what ferts? you really didn't provide enough info in the first post. yellowing tops might indicate a Sulphur deficiency. is there Sulphur in your fert?
 

im4satori

Well-Known Member
theyre hungry

feed those bitches 600ppm to 800ppm EC 0.8 to 1.0

theyre nitrogen def (yellow leaves pruple stems) along with iron and possibly some other things from under feeding

in the future don't feed more than EC 1.3 without confirming def. or lockout
 

Tparker

Member
theyre hungry

feed those bitches 600ppm to 800ppm EC 0.8 to 1.0

theyre nitrogen def (yellow leaves pruple stems) along with iron and possibly some other things from under feeding

in the future don't feed more than EC 1.3 without confirming def. or lockout
It is OK to just top off my water reservoir. With the nutrient soup until I hit my PPM or should I start over with new water in the system? It's 60gal and I'm using advanced nutrient a+b sensi grow + calmag plus
 

im4satori

Well-Known Member
unfortunately theres nothing listed for magnesiun or micros nutes
part A clearly has to have magnesium present because its derived (in part) from magnesium nitrate

the micros i assume they are in there but theyre just not listed???? but id be asking around!!

so I can tell you the best way to mix these two to get your full strength grow and bloom but inly in relationship to the NPK ratios and calcium

without the magnesium info I cant tell you how much Epsom salt you may or may not need

for full strength bloom nutes feeding the same ratio from start of 12/12 to finish
per gallon
7mls part A
10 mls part B

full strength veg nutes
9mls part A
9mls part B

mixing it this way gives you good ratios
again you just need to work out your Epsom salt(magnesium sulfate) needs
 
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