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10 - Agrobar 720s over 6 - 4x8.5 ft rolling benches. F & D FTW

Ca++

Well-known member
$32 at Ward
It's just $20 if they don't check for N.
I can't say I have used them, as I'm in the UK. I'm paying £30 ($37) for water analysis though. These advertised prices look right to me. The $37 includes them sending me sterile collection bottles, and printed results. Soil sampling was a similar price, but I don't quite remember what. I could tell them what I was growing, and what level of success I wanted. Then their computer would tell me how much of what amendments I should use. This doesn't mean they know anything about growing though. They might see a lot of results, but they are lab technicians. Running a lab is a very different skill set.

Most of the time, it's leaves from the top that are 2-3" long of interest. The actively expanding ones. Made of that weeks feed, with no longer term accumulation. Picking suspect one's obviously tilts your results, towards results of suspect looking leaves. This is why even a lab guy that happens to also know plants, still doesn't really know your crop. Though what they say can still be of interest.

Your RO filter sounds good. Removal of boron from water is difficult, and one of the main challenges of desalination plants. Often they will increase the pH before filtration, to encourage the boron to form a larger ionic compound that the filters are better with. Then 75-90% removal is possible. I'm not an expert on this, I just know it's a weakness of most filters. I'm not sure how boric acid of a meaningful level would effect EC, or how the acid is related to Boron. I just have a rough sketch of an idea, but recognise the weakness of RO filters, in this area.

A quick google finds half our use of boron, is in things like fibreglass. It has a fibre like appearance, so is in structural plastics. So both your Mn and B could be from the system. Tanks/trays/pipes. We seem to get most problems from pipes, as it's softer, I guess. These problems usually effect the mass balance guys, who don't want to do tank changes. It's actually what keeps me away from such systems. I have enough problems :)

Ward Lab are well known. Soon only approved labs will be allowed to do cannabinoid testing for commercial reasons. I expect Ward will be on the allowed list. Meaning tighter control of the methods used in testing, and less tollerance towards getting it wrong. Or it's bye bye licence. That should make cannabinoid testing worthwhile in the future. Right now, it's just paying to be lied to.
 

Crooked8

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$32 at Ward
It's just $20 if they don't check for N.
I can't say I have used them, as I'm in the UK. I'm paying £30 ($37) for water analysis though. These advertised prices look right to me. The $37 includes them sending me sterile collection bottles, and printed results. Soil sampling was a similar price, but I don't quite remember what. I could tell them what I was growing, and what level of success I wanted. Then their computer would tell me how much of what amendments I should use. This doesn't mean they know anything about growing though. They might see a lot of results, but they are lab technicians. Running a lab is a very different skill set.

Most of the time, it's leaves from the top that are 2-3" long of interest. The actively expanding ones. Made of that weeks feed, with no longer term accumulation. Picking suspect one's obviously tilts your results, towards results of suspect looking leaves. This is why even a lab guy that happens to also know plants, still doesn't really know your crop. Though what they say can still be of interest.

Your RO filter sounds good. Removal of boron from water is difficult, and one of the main challenges of desalination plants. Often they will increase the pH before filtration, to encourage the boron to form a larger ionic compound that the filters are better with. Then 75-90% removal is possible. I'm not an expert on this, I just know it's a weakness of most filters. I'm not sure how boric acid of a meaningful level would effect EC, or how the acid is related to Boron. I just have a rough sketch of an idea, but recognise the weakness of RO filters, in this area.

A quick google finds half our use of boron, is in things like fibreglass. It has a fibre like appearance, so is in structural plastics. So both your Mn and B could be from the system. Tanks/trays/pipes. We seem to get most problems from pipes, as it's softer, I guess. These problems usually effect the mass balance guys, who don't want to do tank changes. It's actually what keeps me away from such systems. I have enough problems :)

Ward Lab are well known. Soon only approved labs will be allowed to do cannabinoid testing for commercial reasons. I expect Ward will be on the allowed list. Meaning tighter control of the methods used in testing, and less tollerance towards getting it wrong. Or it's bye bye licence. That should make cannabinoid testing worthwhile in the future. Right now, it's just paying to be lied to.
Well id be fearful to send them a sample as cannabis is not listed as something they test for. Perry specifically has their testing for cannabis. A feed solution sample might make more sense from them. Maybe ill call and ask? The price is certainly attractive but they list what they test for and how to submit a sample and cannabis isnt there.

As for the boron, its much lower across the board on this result than the first. So maybe it is the trays? Id expect this issue to be quite common then, imagine how much tube exposure feed has in the common top feed situation? Im not sending my feed through much tubing at all. Its like a 2 ft hose on each reservoir of 1/2in and 3/4in and that seems pretty crazy but who knows. I do send my water to 4 - 100gallon tanks but they are meant to hold water and water only. I never put feed in them. I only put feed in our teflon reservoirs and then the trays of course come in contact with it. Not sure how i would remedy this.

As for the mang, looking back at the last sample test when we were underfed, it was in perfect range. It has to be accumulation in an oversaturated slab. Nothing else makes sense. I was drying back much harder then when we did that first sample. Bugbees did cannabinoid testing on plants that were dried back heavily vs not, the plants that didnt see drybacks with high WC had much MUCH higher levels. So thats why i tried to keep them wetter for a higher quality tradeoff. Trying to get this all dialed certainly can make ones head spin. Dryback to avoid mang accumulation and possibly have an inferior product? Or keep them wetter for superior product but maybe there are other impacts from the mang i cant see? Fun stuff 😊

Edit: ward labs does NOT test cannabis. They are really for big AG. They are in Nebraska which has no medical or rec cannabis whatsoever. Well have to look for another lab that can actually test cannabis. I obviously only want to have a lab test where they specifically list cannabis. Hemp is offered in some cases but not drug type cannabis. Even at week 3 some fans have trichomes. Ive now contacted 3 other labs and either their pricing was slightly cheaper for a way further distance, like OH or FL or they were about the same. I did find one with promise but cant even call, can only submit a request online. Whoever i called could not give me pricing which is annoying and not very transparent.
 
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Ca++

Well-known member
Perhaps play your lab off against Ward. Tell them what you have been paying, and tell them what Ward are offering. Then ask if they have a product like Wards, as that is all you need.

You could try a similar approach with other labs. Just link them to what Ward have, and ask if they do that. They will know you know, from your link. Otherwise they will have you bent over. Most 'cannabis' approved labs in state lists, literally set up to do cannabis. With names like the thc testing company, and equally niche pricing. They will just be outsourcing your tissue samples. You could also think about plant sap analysis. Do the squeezing for them.

Another alternative is University based labs. Where Bugbee works, charge $50. As a learning institution, they must provide rates to learn from. Other Uni's might be more appropriate, but his is the only one I know.
Stick with it, and let them know that you know what this costs. I'm struggling to find anything expensive, so we are searching for different things somehow.
 

Crooked8

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Perhaps play your lab off against Ward. Tell them what you have been paying, and tell them what Ward are offering. Then ask if they have a product like Wards, as that is all you need.

You could try a similar approach with other labs. Just link them to what Ward have, and ask if they do that. They will know you know, from your link. Otherwise they will have you bent over. Most 'cannabis' approved labs in state lists, literally set up to do cannabis. With names like the thc testing company, and equally niche pricing. They will just be outsourcing your tissue samples. You could also think about plant sap analysis. Do the squeezing for them.

Another alternative is University based labs. Where Bugbee works, charge $50. As a learning institution, they must provide rates to learn from. Other Uni's might be more appropriate, but his is the only one I know.
Stick with it, and let them know that you know what this costs. I'm struggling to find anything expensive, so we are searching for different things somehow.
Not a terrible idea, but if they look and see they are in Nebraska they will know. Id love for bugbees team to do our labs, where did you see that option offered? One issue, is the drug type thing again though as they only test cbd/hemp varieties. I would like to find an alternative the 160$ per is f-cked.
 
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Ca++

Well-known member
If your leaves would fail a hemp test, I think you guys have problems getting it between counties/states?
You should probably look for leaf tissue analysis in your local area. Don't look for cannabis leaf tissue testing. That isn't important. That is just an extra tax, and useless search engine results. You might even find labs not wanting to play. It's better they think it's hemp, or simply say nothing. If they test to see otherwise, that's not authorised use of your material, and only serves to loose them a customer.

West coast yeah?
Top result is San Dingo Labs, $49

I might be lacking a bit of knowledge here. To me, a leaf is a leaf. However the University of California only test two odd but related types of citrous leaf for the public. Any others, you must phone before sending them. They might be alright, if you offer to send a large sample lol
 
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Ca++

Well-known member
The NC state testing is medical only, but $25
Armed with such knowledge, you should be able to tell them straight, what this job is worth.
While little use to yourself, others could think about growing a CBD plant in a struggling room. To get that $25 analysis.
 

Crooked8

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The NC state testing is medical only, but $25
Armed with such knowledge, you should be able to tell them straight, what this job is worth.
While little use to yourself, others could think about growing a CBD plant in a struggling room. To get that $25 analysis.
I just need to make sure i cant get into any shit. They always want a name and a credit card so its far from anonymous or id just go for it. The reason i make sure the testing is cannabis specific is because, well, obviously thats what the sample is. In some states they might just toss it in others they might get weird. None of that is worth that risk. But it is an interesting thought to use a cbd plant to use for cheap lab analysis but thats not ideal. Id rather see what our exact strains performance is vs hoping its universal. There was certainly a big difference strain to strain on these last results despite everything being fed identically.
 

Crooked8

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Last run all down and nearly dry. Room clean and up again. Way more control this time. I managed to train everything shorter which was a huge help. I have high hopes for this run. Playing with some new gems from last test run. Also testing 10 new seedlings.


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My favorite new tester, our own breeding of Tome ford OG and White truffle, our two main front runners this past 4 years or so. Its like 50/50 on the expression, lovely.

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Crooked8

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Always inspiring in here.
Always appreciate the kindness 🙏

7 days in

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Today they got their reservoirs swapped, and any lower shoots beneath the lowest trellis were removed. Now its all about filling in the top screens and manipulating their frame into place. Ill pull a leaf here and there at this time if its overly obtrusive. I also find myself weaving and unweaving things as i go to set their frame/terminals where i want them to be. I love this stuff 😊.

Once the clones are popped we’ll be starting our frontrowAG nutrient trial. Good people over there. Looking forward to that.
 
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Crooked8

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Canopy shots
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Almost three weeks in here, positioning is likely the nicest ive had. There are so many strains in the room, but weve achieved a nice even canopy here. Lights are at 70%, their roots are going really nuts this time, lowered feed but increased drybacks into the mid 30% range, they seem to be thankful. From irrigation events it takes about 2-3 days to get there at this stage. We’ll see, weeks 4-6 are a big deal. I want to be irrigating daily by the end of week 5.
 

DARKSIDER

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Canopy shots
View attachment 19044997 View attachment 19044998 View attachment 19044999 View attachment 19045000 View attachment 19045001 View attachment 19045002 Almost three weeks in here, positioning is likely the nicest ive had. There are so many strains in the room, but weve achieved a nice even canopy here. Lights are at 70%, their roots are going really nuts this time, lowered feed but increased drybacks into the mid 30% range, they seem to be thankful. From irrigation events it takes about 2-3 days to get there at this stage. We’ll see, weeks 4-6 are a big deal. I want to be irrigating daily by the end of week 5.
Nice and fresh good job :good:
 
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