Jacks vs. Advanced vs. Remo

curious2garden

Well-Known Mod
Staff member
Jack's 3-2-1 and Master Blend are the only two I've used. Both are great. I use Jack's as recommended for veg and early flower....Then I switch to the Jack's 10-30-20 Bloom Booster for a couple of weeks while the flowers are stacking and then end with the Master Blend 4-18-38 as a finish to harden off and ripen the buds.
I just bought some of the 10-30-20 to try. What week do you swap and then how long do you run it and what EC? Thanks
 

tstick

Well-Known Member
I just bought some of the 10-30-20 to try. What week do you swap and then how long do you run it and what EC? Thanks
In the past, I think I started the bloom booster too early and used it for too long. This time, I am going to wait for week #2 of flower, then mix 2.5 grams per gallon and apply it for two weeks -maybe with some CalMag if need be. After that, back to the regular 3-2-1 system for a couple more weeks and then finish with the Master Blend -depending on the strain, of course.

EDIT: I have never used EC as a measurement. I wouldn't know where to begin with all that stuff.
 

curious2garden

Well-Known Mod
Staff member
In the past, I think I started the bloom booster too early and used it for too long. This time, I am going to wait for week #2 of flower, then mix 2.5 grams per gallon and apply it for two weeks -maybe with some CalMag if need be. After that, back to the regular 3-2-1 system for a couple more weeks and then finish with the Master Blend -depending on the strain, of course.

EDIT: I have never used EC as a measurement. I wouldn't know where to begin with all that stuff.
Thanks, appreciate the info.
 

dwc420letsgo

Well-Known Member
i used jacks for veg and flower, but the last run, I got some masterblend 0-20-42 for flower this time, and holy shit, did it fucking crush this round. Grew out the highest quality of bud i ever have. So now, im using jacks in veg, masterblend in flower. Buy the 25# bag and you will never have to buy more ferts again haha
 

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dwc420letsgo

Well-Known Member
I just bought some of the 10-30-20 to try. What week do you swap and then how long do you run it and what EC? Thanks
I use the 10-30-20 when i switch to 12/12 for 2 weeks, when i kept using it week 3, deficiencies showed up. But I feel it really helps stack the bud sites really tight those first two weeks.
 

dwc420letsgo

Well-Known Member
My vote goes to Jacks 321.....I use it in everything now. Soil and hydro from seedling to harvest. Check my thread for results.
when i use 321 all the way thru, i always get what looks like potassium deficiency towards the end of lower, sorta like what i see on your strawberry gorilla and trop poison grows
 

driver77

Well-Known Member
when i use 321 all the way thru, i always get what looks like potassium deficiency towards the end of lower, sorta like what i see on your strawberry gorilla and trop poison grows
I was mixing in the wrong order up until a few weeks ago....supposed to mix part 1 with 3 then add 2.......I was just mixing 123.....since then it seems to have stopped. Fingers crossed!
 

Wastei

Well-Known Member
when i use 321 all the way thru, i always get what looks like potassium deficiency towards the end of lower, sorta like what i see on your strawberry gorilla and trop poison grows
I think that's down to grower error since Jacks is pretty high in K in all their formulas.

Sounds like over fertilizing to me. How much do you feed? Do you measure EC on what's going in? Salt build up will be a problem if you blindly follow recommendations growing in containers.

That's why you see repeated flushes in many nutrient regiments from manufacturers, they want you to overuse their products for profit.

That being said it's easier to flush than monitoring leachates inside and what's going out of the containers and there's not much wrong with flushing as long as it gives good end result for the grower.
 

420AD

Well-Known Member
I've used canna, bio nova, Ionic, hydrocrop and megacrop I've had good results with all of those.

Now I buy whatever is the best price per litre at the time.

Dry powder didn't work out great for me?
1kg dry powder £27 does around 750ltr at 1.5ec.
5ltr canna coco £40 1666ltr @1.5ec

Even in large amounts it's not great value over here: 10ltr canna ab £60 =3333ltr @1.5ec
5kg of powder £70 = 3750ltr @1.5ec
I'm with canna atm and have no issues with it.
 

dwc420letsgo

Well-Known Member
I think that's down to grower error since Jacks is pretty high in K in all their formulas.

Sounds like over fertilizing to me. How much do you feed? Do you measure EC on what's going in? Salt build up will be a problem if you blindly follow recommendations growing in containers.

That's why you see repeated flushes in many nutrient regiments from manufacturers, they want you to overuse their products for profit.

That being said it's easier to flush than monitoring leachates inside and what's going out of the containers and there's not much wrong with flushing as long as it gives good end result for the grower.
could be, but since I switched to masterblend 0-20-42 I'm not having that issue. The highest my EC goes is around 2.1, but at week 6 i'm tapering down from there. I push around 1000 at the top of the canopy, no co2... always fed to runoff
 

7CardBud

Well-Known Member
i used jacks for veg and flower, but the last run, I got some masterblend 0-20-42 for flower this time, and holy shit, did it fucking crush this round. Grew out the highest quality of bud i ever have. So now, im using jacks in veg, masterblend in flower. Buy the 25# bag and you will never have to buy more ferts again haha
I'm liking the way Masterblend is doing their base salt mixes. Not filling it up with cheap MgSO4 and giving you a higher percent NPK.
 

Drop That Sound

Well-Known Member
If you did I'd love to follow a journal.
Maybe they would send us some of the samples to try out? :cool: https://generalhydroponics.com/samples/

It would be nice if I could drop off some extra potted plants at my other friends places, and tell them to just make sure to keep the coco watered next season. Not worry if they are over watering soil, or getting the feed ratios wrong, etc. Then just stop by once in awhile, and see if any other additives or inputs are needed..
 

curious2garden

Well-Known Mod
Staff member
Maybe they would send us some of the samples to try out? :cool: https://generalhydroponics.com/samples/

It would be nice if I could drop off some extra potted plants at my other friends places, and tell them to just make sure to keep the coco watered next season. Not worry if they are over watering soil, or getting the feed ratios wrong, etc. Then just stop by once in awhile, and see if any other additives or inputs are needed..
I admit it's always easier to follow people who can grow try something new then having to evaluate it for myself. I love these forums for that. Usually someone is up to trying something different.
 

tstick

Well-Known Member
For what it's worth, I used the 10-30-20 Bloom like they recommend for 1 week at the switch to 12/12 and didn't see any difference from just sticking with 321 the whole grow. It's now sitting with all of the other nutrients I've tried, collecting dust. I need to figure out how to use this stuff on my lawn somehow!
They say that the timing is crucial to getting the most from the bloom booster. In the past, I did what you described and got basically no effect. This time, I'm going to wait longer and allow the plants to get well-established in the flowering phase before I apply it. Plus, I'm only going to use it for a couple weeks -as a "boost" and nothing more. The only caveat is that the booster has no calcium, so I'm either going to use it with CalMag....OR, I might screw around some more with calcium sulfate (the kind that is water-soluble). We'll see how it goes this time....It's always a process of dialing things in. Maybe I'll get it right this time! :)
 

Drop That Sound

Well-Known Member
I admit it's always easier to follow people who can grow try something new then having to evaluate it for myself. I love these forums for that. Usually someone is up to trying something different.
1731779887222.png
^ I've wanted to try this new part A formula out for awhile now, since it came out. I been running regular 3-2-1 Jack's hydro for like 4 years or so now (mostly in DWC, and a few coco runs here and there), and still sitting on more than half the bags. I'm kinda reluctant to buy anything else for the foreseeable future. Really happy with it as is (even though the 5-12-26 always was and still is designed as a "vegetative" formula, it can still work good all the way through), and have continuously had awesome growth and harvests, since going with Jack's.

I do love testing new products though, and sometimes wish I would run out of my current salt horde so I could go back to bouncing around and trying them all.

Finally got some of the 0-12-26 through a different supplier. Without paying more than the small 1kg bag itself costs just to ship it directly from Jack's, which is kinda ridiculous, and totally Jacked up IMO! Like $60 total for a single 2 lb bag of salts?..Psh!!

Anyway, I keep hearing about and seeing extra stellar results from other growers utilizing the 0 nitrogen part A blends during flower, including masterblend's version. The nutrient calculators don't exactly lie either, and the new formula's ratios look better suited for the flower stage for sure. So yeah.. Can't wait to test it out for myself soon, and probably should have just got the 25# sack. Trying to hurry up and get my grow back on, and my rooms all put back together before new years.

I plan on doing a few side by side runs, both with and without the new part A, and then again using different ratios and whatnot with it, to see what blend works best in my new flower setup. I'll always be vegging plants with the original 3-2-1 as is for life though, because it's the best deal I've found so far.

I can start a journal and document it. I got a bunch of other whacky side experiments lined up to try out this coming year as well ;)
 

curious2garden

Well-Known Mod
Staff member
View attachment 5439826
^ I've wanted to try this new part A formula out for awhile now, since it came out. I been running regular 3-2-1 Jack's hydro for like 4 years or so now (mostly in DWC, and a few coco runs here and there), and still sitting on more than half the bags. I'm kinda reluctant to buy anything else for the foreseeable future. Really happy with it as is (even though the 5-12-26 always was and still is designed as a "vegetative" formula, it can still work good all the way through), and have continuously had awesome growth and harvests, since going with Jack's.

I do love testing new products though, and sometimes wish I would run out of my current salt horde so I could go back to bouncing around and trying them all.

Finally got some of the 0-12-26 through a different supplier. Without paying more than the small 1kg bag itself costs just to ship it directly from Jack's, which is kinda ridiculous, and totally Jacked up IMO! Like $60 total for a single 2 lb bag of salts?..Psh!!

Anyway, I keep hearing about and seeing extra stellar results from other growers utilizing the 0 nitrogen part A blends during flower, including masterblend's version. The nutrient calculators don't exactly lie either, and the new formula's ratios look better suited for the flower stage for sure. So yeah.. Can't wait to test it out for myself soon, and probably should have just got the 25# sack. Trying to hurry up and get my grow back on, and my rooms all put back together before new years.

I plan on doing a few side by side runs, both with and without the new part A, and then again using different ratios and whatnot with it, to see what blend works best in my new flower setup. I'll always be vegging plants with the original 3-2-1 as is for life though, because it's the best deal I've found so far.

I can start a journal and document it. I got a bunch of other whacky side experiments lined up to try out this coming year as well ;)
Sounds like we did something similar. I've spent the last 2 years fiddling with upgrading my rooms. I've seen that blend and wondered about it. I'm happy with Jacks other then I didn't get a completely clear solution using their Ca and Mg. So I added this. A few minutes heating and stirring and it's 100% dissolved.
1731845301648.png
 
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