InTheShed Grows Inside & Out: Jump In Any Time

I think it should be noted that if I had the mobility I would absolutely give hi-Brix or living organic soil a dedicated attempt but I try to make the best with what I have and for now until physical therapy and my new treatment really start showing results I’m stuck with mixing nutes which has almost no physically intense involvement or doesn’t require cooking large quantities of soil in drums outside to allow the myc’s to build a beautiful symbiotic ecosystem for plants
FYI, @GeoFlora Nutrients is a sponsor here and they're the easiest nute regime I've ever used. Just add 1 cup of dry nutes to a #10 container (or more or less, depending on container size) with decent soil, and you're good for two weeks with just watering.
 
FYI, @GeoFlora Nutrients is a sponsor here and they're the easiest nute regime I've ever used. Just add 1 cup of dry nutes to a #10 container (or more or less, depending on container size) with decent soil, and you're good for two weeks with just watering.
I’d give them a try but I do not have access to ph neutral water, in fact my tap comes out around 8.3 which is amazing for drinking but requires quite a bit of fiddling around to maintain optimal ph in my grow. I tried and failed with roots organics dry nutes due to my water :( I plan to eventually install an RO water filter after this grow. I have some priorities I need to focus on too.. my tent is only 60” tall, and I desperately need a taller one but being on a fixed income makes life a bit… hard. Ha
I am definitely open to anything and everything because I really want to explore the whole world of growing.. I was actually suicidal and hopeless before I got into growing and found cannabis. I had never smoked before I turned 50 and I’m 53 now and I want to believe I have a lot of life left 💝 being disabled and old I’m so isolated but I really love the community here and how warm and welcoming y’all are. Thank you everybody
 
I think this was based on one study published a couple/few years ago in High Times. It wasn't conclusive but the "testers" preferred the weed that wasn't flushed and there wasn't a noticeable difference in the mineral (salt) content of the finished product.
This has been studied in a few places that I'm aware of, and the results weren't opinions in terms of the resulting nutrients in the flowers. Here is a video to fast forward through where they describe in depth the scientific methods used with control plants and everything. They also get smokers to do blind testing at the end, for the anecdote!


The tl;dr is this:
• No chemical differences between the plants.
• No statistical differences between treatments.
• Terpenes increased with feeding vs. flushing.
• Plants tend to tightly control nutrient content of their flowers.

There's also the research paper done for a masters degree in environmental science that demonstrated that plain water used in plants (in hyrdo no less!) showed no difference in the nutrients in the flowers at the end from the fed plants.

If I was using chemical ferts, I personally would probably still flush, which isn't scientific proof of anything other than it would make me feel better.
Growers should always do what makes them feel better! As long as you know the science as well. :cheesygrinsmiley:
I really appreciate the information InTheShed!’ I actually have come to the conclusion over a lot of research that ions are ions and the plants actually can’t tell the difference between organic or synthetic. If anything, I believe organic lend to higher levels of heavy metals in the finished product. I know many people talk about flavor differences but I believe terpenes are the origin of flavor in smoked flower, and I’ve had some of the most amazing tasting buds growing with 100% synth nutes. I also have been blessed to have access to some of the most incredible genetic lines imo. Copycat Genetix has been the genetic provider of my last 2 grows(including my current grow with ‘Babysitter’ and Exotic Genetix provided the genetics of my first grow. And I think genetics are everything when it comes to flavor and overall smoke experience
So much goes into what comes out in the end, including environment and lights, and very importantly drying and curing. But as long as the plants get what they need (and they don't need bloom boosters unless your plant is showing deficiencies), you're doing the best you can!
I think it should be noted that if I had the mobility I would absolutely give hi-Brix or living organic soil a dedicated attempt but I try to make the best with what I have and for now until physical therapy and my new treatment really start showing results I’m stuck with mixing nutes which has almost no physically intense involvement or doesn’t require cooking large quantities of soil in drums outside to allow the myc’s to build a beautiful symbiotic ecosystem for plants
If I had the time and space I would probably give LOS a shot, but I have neither! :goodluck:with the PT, and may it work out exactly as you hope. 💪
FYI, @GeoFlora Nutrients is a sponsor here and they're the easiest nute regime I've ever used. Just add 1 cup of dry nutes to a #10 container (or more or less, depending on container size) with decent soil, and you're good for two weeks with just watering.
GF is definitely worth a shot, but I do think that feeding more/more often than their original feeding schedule is needed to keep the plants happy.
I’d give them a try but I do not have access to ph neutral water, in fact my tap comes out around 8.3 which is amazing for drinking but requires quite a bit of fiddling around to maintain optimal ph in my grow. I tried and failed with roots organics dry nutes due to my water . I plan to eventually install an RO water filter after this grow.
Since you're in coco, you can use a bit of sulfuric acid (cheap from an auto supply place - they sell it for batteries) to drop the pH into the correct range. Careful with that stuff though!
I have some priorities I need to focus on too.. my tent is only 60” tall, and I desperately need a taller one but being on a fixed income makes life a bit… hard. Ha
I am definitely open to anything and everything because I really want to explore the whole world of growing.. I was actually suicidal and hopeless before I got into growing and found cannabis. I had never smoked before I turned 50 and I’m 53 now and I want to believe I have a lot of life left 💝 being disabled and old I’m so isolated but I really love the community here and how warm and welcoming y’all are. Thank you everybody
I am damn glad you found the positive effects that cannameds can have and are here to tell us about it!
:green_heart:
 
I’d give them a try but I do not have access to ph neutral water, in fact my tap comes out around 8.3 which is amazing for drinking but requires quite a bit of fiddling around to maintain optimal ph in my grow. I tried and failed with roots organics dry nutes due to my water :( I plan to eventually install an RO water filter after this grow. I have some priorities I need to focus on too.. my tent is only 60” tall, and I desperately need a taller one but being on a fixed income makes life a bit… hard. Ha
I am definitely open to anything and everything because I really want to explore the whole world of growing.. I was actually suicidal and hopeless before I got into growing and found cannabis. I had never smoked before I turned 50 and I’m 53 now and I want to believe I have a lot of life left 💝 being disabled and old I’m so isolated but I really love the community here and how warm and welcoming y’all are. Thank you everybody
Well, soil itself is a great PH buffer, but a little PH-Down solution mixed in with your water (or sulfur mixed in the soil) should take care of you even if you're doing hydro, assuming high PH is the only issue.

This is the best cannabis community on the web so welcome! :welcome:
 
This has been studied in a few places that I'm aware of, and the results weren't opinions in terms of the resulting nutrients in the flowers. Here is a video to fast forward through where they describe in depth the scientific methods used with control plants and everything. They also get smokers to do blind testing at the end, for the anecdote!

Yes, this was the same study published in HT

EDIT: I found a link: New Research Shows Flushing Plants Before Harvest May Be Unnecessary

EDIT #2: After re-reading the article, they don't mention whether the tests were done with organically grown meds or meds grown with synthetic nutes, either, just that is was RX Green's own solution.
 
Yes, this was the same study published in HT
The smokers bit was just at the end to get opinions on taste. The rest was science, and you can't flush nutrients from the flowers by feeding plain water at the end!
Sulphuric Acid. @InTheShed you are legend. My well water seems to have popped a bit higher the last couple of weeks. I have an as yet unsealed bottle for something else sitting right next to the tent.
Thanks! Nick
Glad to help Nick! I'm just passing along more great info from folks here...this tidbit came from @FelipeBlu in his posts here:
I recently picked up some battery acid (33% sulfuric acid) at the auto parts store - to make my own “pH Down”. I figured it was also a way to add a little more sulfur.

I then diluted this product (17ml into 250ml distilled water). If I did the maths right, each ml of “pH Down” should provide about 19ppm S. I’m currently using about 1.5ml (+29ppm S) to get to my target pH.
 
y’all really make my heart warm :) great stuff before bedtime. I’m managing to get the ph to 6.1-6.2, plants are responding very very well and growing what appear to be optimally so far, but if I don’t feed at least once every 24 hours it begins to drift upwards, so I am finding best results with feeding 3 times per day while lights are on. This keeps the ph exactly where it needs to be imo. I’m scared of sulfuric acid but I know if it gets to be too much of an issue I’ll do something. One of my bucket list goals is to try running a RDWC but having tap at above 8.0 ph and 250ppm is scary because I can see it going very bad very quickly lol

So many great resources, I plan on going 100% coco with no amendments or perlite next grow because the fox farm coco loco isn’t at all similar to 100% coco when it comes to moisture retention, drainage and root oxygenation. But I’m very happy to be learning here.

This is indeed the best cannabis community on the internet I am blessed to be here. Goodnight yall!
 
The rest was science, and you can't flush nutrients from the flowers by feeding plain water at the end!
I hear ya' Brother, but I just don't believe the science is yet settled on this. Here's another good article that will make an argument for flushing and directly disagree with your assertion:

Plant Flushing: The Importance of Flushing Your Plants Before Harvest

This seems to make sense:
Any grower who has experienced nutrient burn knows the argument that plants cannot expel excess nutrients holds no weight. Ask any seasoned cultivator how to fix nutrient burn and they will tell you: You need to flush your plants and allow them time to use up the excess nutrients.The same logic applies to pre-harvest flushing. You’re giving your plants just enough time to use up surplus nutrients, salts and other compounds.

That said, I still think flushing is a personal preference and if you believe there's no benefit to you, there's no reason to do it. Like I said, I don't do it anymore, either, but I would encourage everyone to try for themselves.
 
I hear ya' Brother, but I just don't believe the science is yet settled on this. Here's another good article that will make an argument for flushing and directly disagree with your assertion:

Plant Flushing: The Importance of Flushing Your Plants Before Harvest

This seems to make sense:


That said, I still think flushing is a personal preference and if you believe there's no benefit to you, there's no reason to do it. Like I said, I don't do it anymore, either, but I would encourage everyone to try for themselves.
I'll check out the article tomorrow, but in terms of your pull quote about nute burn, the fact is that you can flush nutes from the soil, and you can make the leaves give up their mobile nutes, but flowers are nute sinks and don't give up their nutes. @Smokin Moose dealt with that all the way back in 2007!
 
Flushing isn't about removing nutrients or salts or anything from the buds at all. That study is correct. But assumes the wrong premise for flushing to begin with
 
Flushing isn't about removing nutrients or salts or anything from the buds at all. That study is correct. But assumes the wrong premise for flushing to begin with
No it doesn't. Search the internet for the reason everyone thinks they need to flush and you will find that 99.9% do it because they think it will remove the "excess" nutes from the flowers and create white ash. You may know someone who flushes for some other reason, but that's not related to why the flushing myth was created or how it was destroyed.
 
I'll check out the article tomorrow, but in terms of your pull quote about nute burn, the fact is that you can flush nutes from the soil, and you can make the leaves give up their mobile nutes, but flowers are nute sinks and don't give up their nutes. @Smokin Moose dealt with that all the way back in 2007!
It's been about 10 years since I read that article. It's good stuff! :thumb:

So, I guess I'll point out two things he said in that post that stick out to me (after re-reading it). I added the emphasis:

Nutrient levels should be gradually adjusted to the lesser needs in later flowering. Stress factors should be limited as far as possible. If that is accomplished throughout the entire life cycle, there shouldn’t be any excessive nutrient compounds in the plants tissue.

Most attributes blamed on unflushed buds may be the result of unbalanced nutrition and/or overfert and unproper drying/curing.

There will always be nutrients left in the buds. No argument there. The idea is to use up the "surplus" nutrients. You can avoid (or at least minimize) surplus nutrients by lowering PPM's in the final weeks of flowering. But, a lot of cannabis growers try to deliver high PPM's throughout the entire grow to attempt to "push the limits'. In that case, there would be a greater amount of surplus nutes.

Honestly, I don't know which is correct, I only know there are sound arguments on both sides and numerous growers swear by flushing.
 
I suppose it depends on your definition of "flush" as well.... if you're talking rinsing a high volume of water through the media, that's a waste of water time and money. I am just referring to the switch to water only. Especially in dirt. You'd think once the plant finishes (slows water consumption and shows other signs of end of life) there are plenty of salt based fertilizers built up in your soil to give it water only for a few days. But it's all about doing what work best for you at the end of the day! I like to run my plants till they're done and let them over ripen on the vine a few extra days with just water. Weed smokes great.
 
I'll call up some buddies tomorrow and ask them unbiased why and if they flush. Just for fun and out of curiosity! Large scale commercial growers of 10+ years. Couple smaller guys too. I've honestly meant to do it for a while now simply out of curiosity. I know why I switch to water only. And it's not to rinse anything from the buds 😜. But I'm genuinely curious if and why some other growers do it. I totally admit just because something has been done one way forever doesn't make it the right way. But at the end of the day as we also have discussed, if it saves money and doesn't compromise quality or yield (and this part depends largely on time of chop) then why would a large company spend the extra monies...
 
I suppose it depends on your definition of "flush" as well.... if you're talking rinsing a high volume of water through the media, that's a waste of water time and money. I am just referring to the switch to water only.
We're talking about using plain water for the last x days of a grow here. What folks mean when they post over and over on the internet: "Is it time to start flushing?" :cheesygrinsmiley:
there are plenty of salt based fertilizers built up in your soil to give it water only for a few days.
There usually are, and there's no reason you can't switch to plain water for the last few days before harvest. That said, what you'll be doing then is using up leftover nutes in the medium, not in the flowers!
But it's all about doing what work best for you at the end of the day! I like to run my plants till they're done and let them over ripen on the vine a few extra days with just water.
A little amber hits the spot!
I'll call up some buddies tomorrow and ask them unbiased why and if they flush. Just for fun and out of curiosity! Large scale commercial growers of 10+ years.
Even some nute companies and top seed sites (including some of our sponsors like RQS) recommend it. But then the nute companies also pitch high P bloom boosters, so there's a lot of misinformation even among the pros out there.
as we also have discussed, if it saves money and doesn't compromise quality or yield (and this part depends largely on time of chop) then why would a large company spend the extra monies
Absolutely! My point is (and always has been) that you can't flush nutrients out of your flowers. That's the beginning and end of it. If you think you can save some money then go for it!

Though the study in the video I posted above did say that there was a statistically measurable (though slight) increase in terpene content in the plants fed to harvest.
 
All great points uncle shed! I guess I'm lying too because I still give SOME towards the end. But just molasses and I'm not sure if that counts (does contain some K I believe). Now if the study says more terps, that might convince me to try it! And I know calcium is fundamental at the end for creating denser nuggets. So I believe in the past I used a 100 ppm cal mag and a tbs molasses per gallon and stopped the A and A for coco. Once I decided the plant was ready to harvest. Because like most things with growing I normally get to it 3 to 5 days late 🙈 :surf:
 
All great points uncle shed! I guess I'm lying too because I still give SOME towards the end. But just molasses and I'm not sure if that counts (does contain some K I believe). Now if the study says more terps than that might convince me to try! And I know calcium I'd fundamental at the end for craving denser nuggets. So I believe in the past I used a 100 ppm cal mag and a tbs molasses per gallon and stopped the A and A for coco. Once I decided the plant was ready to harvest.
I'm not sure it was significant enough for you to change your grow style, but if you ever have a pair of clones you're flowering out (under identical circumstances obv), you could do them both ways and see if you can tell.
Because like most things with growing I normally get to it 3 to 5 days late
LOL! You're a busy man Them. :thumb:
 
Kind of a side bar related question.... does anyone know why buds sparkle sometimes? I remember that being a rumor too about if you don't flush the magnesium out of your buds they spakle when you smoke them.

I have had some do that but also think it may have been something relating to premature seed formation? Idk just popped into my head and I've always wondered what it actually was
 
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