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My babies are ill...

GR0WER
GR0WERstarted grow question 2 years ago
What is it? I'm feeding my flowers with 75% amount of nutrients already (75% of recommended) and they showing me this... Feeding: - Flora TRIpart x 75% - GHE 'SeaWeed' - 5ml/l - O.G.Bloom - 0.2ml/l - Advanced PK - 1ml/l Please, help.
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Week 7
Feeding. Deficiences
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GrowingGrannie
GrowingGrannieanswered grow question 2 years ago
btw... I just did a bit of research on using sulfur and came up with an article that makes things pretty clear (at least to me)... it says, in part: "Elemental sulfur and aluminum sulfate are the most common amendments used to decrease the soil pH. Elemental sulfur is the safest option to decrease soil pH; it is relatively inexpensive and available via local agriculture suppliers and garden centers. Unfortunately, it is slow to react. Elemental sulfur must go through two processes, a biological process and a chemical process, before soil pH is decreased. This often takes 3 to 6 months of warm soil temperatures when soil biology is active. Aluminum sulfate reacts in the soil very quickly as it must only undergo a chemical process. The change in pH happens within days or weeks. However, aluminum sulfate is not an ideal amendment because requires more material than elemental sulfur to reduce the soil pH and aluminum is toxic to plants."
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GrowingGrannie
GrowingGrannieanswered grow question 2 years ago
Hey there... I just popped back in to see what other growers are suggesting for you and saw your comment... unfortunately, even if you tag someone on this page, it won't alert anyone that you've made a comment or tagged them.... There has to be a way to lower your pH, there is no water that CAN'T be lowered so I don't know what you've tried in the past that you say you can't lower it. If the issue is your tap water, then try using Spring Water - I've found that it takes FAR less pH-Down to reduce the pH of that... Normally, for MY tap water, I have to add about 30 drops of pH-Down in one gallon before the needle starts moving... so if you've tried pH-Down, then you need to increase the amount you're adding to your water... And it might take MANY gallons of water to finally bring the pH down to acceptable levels in your soil... and then it's fairly easy to maintain that level if you make sure everything you give her (water/nutes) is ph'd properly. Please feel free to DM me ... that's the little paper airplane in the bottom right hand corner or you can go to my profile and just click "chat" ....
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GR0WER
GR0WERanswered grow question 2 years ago
I can't make my ph lower. It stays 7.0 whatever I do. I tried flushing, gave them sulfur in a top layer of my substrate. It does nothing. :-(
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deepsheeba
deepsheebaanswered grow question 2 years ago
Hi, If the pH it's 7 it's a good idea to lower it. Beside that I would use only the tripart flora full schedule and stop with seaweed and PK. Tripart has it all, PK is included also. Now at this stage is all about light quantity and checking the temperature and humidity at the right level.
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GrowingGrannie
GrowingGrannieanswered grow question 2 years ago
You're getting a potassium deficiency (and probably also a phosphorus deficiency!) here but not because they're not getting enough - it's because the plants can't get at what you're already providing because your pH is way too high for them to absorb it. You'll need to get that pH down to 6.2-6.3 pronto... I would suggest a good solid flush - 45L of water pH'd to 6.2 through the pot or until the runoff is reading pH 6.2... and then give them another couple of liters with your nutes in it.... and let them dry out. When they're dry, you can resume your normal water/feed/water routine but make sure everything you give them is pH'd to 6.2... and keep that pH going through to harvest. The leaves that are showing those deficiencies are not going to repair themselves so don't expect that... but you shouldn't see a progression of the symptoms after a couple of days... Good luck! Good luck - and I know you'll have a much better New Year's Eve once this is taken care of!
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