What is wrong with these plants??

thenugget

Well-Known Member
heres a pic of one of my plants, 2 that i have in my backyard are showing exactly the same symptoms but worsened in the last couple of days, they are growing so slow. This will be my 3rd year and have had good results but this year changed my soil to all potting mix with some additives in holes in the ground, before i would just add the additives to the native soil. wishing i did that this year. i checked the ph of the soil for the first time today with a cheap soil test kit, its a colour chart one and looks like the soil is to alkaline, about 7.5 but it only goes up in 1 at at a time so not accurate!

i have only fed them twice in there life both times half strength. Any other questions just ask ! thanks a lot for your help!

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Jack Harer

Well-Known Member
I don't see any necrosis happening. How are the lower leaves? Try giving them some Epsom Salts (Magnesium Sulphate) at a dilution of 1 tsp per gal and watch the new growth. New growth will be lighter/paler than the rest of the plant, but that interveinal chlorosis has me a bit concerned.
 

thenugget

Well-Known Member
thanks for the replies guys, does to high a ph lockout calmag? its only the critical kush that is showing the inter veinal chlorosis, 4 out of the 5 critical kush's i started this year were all showing weird sprinkled leaves even though they were healthy. here are some more pics,


here is the THC BOMB which up until a week ago was healthy
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heres the critical kush

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both
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and heres a sage which is potted but with the exact same soil minus dolomite lime, its quite healthy so that makes me think its definitely because too much lime. Does anyone have any tips to lower PH? i know ammonia sulfate? If i were too water or feed nutes with it Phd down to say 5 will this lower the ph of the soil in the holes or? thanks a lot!!
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thenugget

Well-Known Member
a couple of handfuls, maybe 3/4 of a cup. thinking i may dig out the soil all around and just put the dirt in from last year that i dug out back in. unless someone has any other ideas? or it could be something else? thanks
 

RIKNSTEIN

Well-Known Member
The lime should actually buffer your PH levels to 7 +or- .2...I use a 1/2 cup per 2 sq. yds. of soil, as well as other stuff, I use a super soil (indoors)...but have you looked for gnats or green aphids, they will make your leaves look like that, all twisted and distorted, just a thought, better safe than sorry :mrgreen:
 

thenugget

Well-Known Member
The lime should actually buffer your PH levels to 7 +or- .2...I use a 1/2 cup per 2 sq. yds. of soil, as well as other stuff, I use a super soil (indoors)...but have you looked for gnats or green aphids, they will make your leaves look like that, all twisted and distorted, just a thought, better safe than sorry :mrgreen:
RIKNSTEIN you champion! definitely fungus gnats, on the yellow sticky traps theres tons of adult ones, i never would have though it to be a pest problem i keep checking ph's of soil and water and just fed them then with ph'd water but i guess thats a bad move if its fungus gnats, so how do i get rid of the larvae? let the soil dry out for a few days now and then?? thanks
 

RIKNSTEIN

Well-Known Member
RIKNSTEIN you champion! definitely fungus gnats, on the yellow sticky traps theres tons of adult ones, i never would have though it to be a pest problem i keep checking ph's of soil and water and just fed them then with ph'd water but i guess thats a bad move if its fungus gnats, so how do i get rid of the larvae? let the soil dry out for a few days now and then?? thanks
Thanks buddy :eyesmoke: ...but no, I've just been there :roll:...and I use Neem oil in veg from bean sprout to going into flower, I don't spray them though, I water them with the mixture instead...it works from the inside of the plant to repel critters before they even think of coming near her/them...I do grow inside so it's easier to control bugs...you can get the "Garden Safe" Brand insecticide if you have a walmart around...but don't wet them, just barely mist them and get the top of the soil moist with it...I've used it on my girls in emergencies and it works fine about once a week...but...NEVER in flower, again...do not spray in flower...oohhh nasty...lol...good luck nug...and it's just RIK...NStein is my wife, and yes she's even more beautiful than my other girls...lol...
 
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