Kiss method aka lucas formula using just an sensi bloom b

UPNSMOKE23

Active Member
I have been researching, looking, and thinking about the lucas formula. It states ass long as the ppm is (N)100 (P)100 (K)200 (MG)80 it fits the lucas formula! Ive used the gh maxi bloom firmula with good results using flood and drain. I was thinking of using the rest of my AN sensi nutes and thought about the lucas formula. If i only use just sensi bloom b it fits the the bill!! I know it says on the label it states that sensi part (A) needs to be used with part (B). If u could mix the ratio of any nutes i would be able to make it a one part instead of a 2 part. Im thinking of using this feeding feeding schedule when i start my girls. I want to hear peoples thoughts and opinions. Will it be a pass or fail?? Dank or swag?? Pure genius or pure stupidy!! If this works it will make advanced nutes more cost effective!!
 

UPNSMOKE23

Active Member
If i used the the sensi part b the ratio of npk is 1.5 4.5 5. When i did the ppm test it tested
(N)130 (p)106 (k)211 mg 80. I think it will be perfect. Then when in bloom i could just a 1ml of big bud to get 123 ratio. So it wont tbe to leafy!! (N) 130 (p) 214 (k) 321 mg would be 120
 

drgreentm

Well-Known Member
Correct me if I'm wrong but are you looking to just use b nutrient without a? If so wouldn't that leave you with allot of micro nutes missing? I mean the npk ratios might be up to par for Lucas but wouldn't it be seriously lacking in the micro department? Not sure what's in an stuff as I have never used it but don't see that working to well. I used gh with Lucas and hated it in veg (slow sparse growth) so since changed and instead of running the Lucas way (doubling bloom to micro) I now add equal amounts of them to make it equal in npk then in flower I don't change a thing then 2 weeks in I start adding liquid kb to offset the pk and its been working well especially in veg.
 

UPNSMOKE23

Active Member
Lucas states that u only realy need nkp and mag. N 100 p100 k200 mg70. The problem people have when growing is the amount of nutes that can cause lock out because of ph and ppms. Nutes do play a large role in lockout!! If there is to much it could block out one to multiple nutes from being absorb by the plant.
 

blacksun

New Member
It can definitely be made to work.

But why?

Why are you going to go through the hassle of finding out your own acceptable nutrient ratios that, as already mentioned, can have not only deficient levels of certain elements but *toxic* levels of certain other elements as well (which can then lead to other issues like elemental lockouts)?

When, advanced nutrients already has a feeding schedule and everything based on both a and b.

Following advanced nutrients' schedule (at NO MORE THAN half strength) seems much more simple and less stressful on the plants.

Also, making up your own schedule, your pH is possibly going to be all over the place and a biotch to deal with. When you add both a and b in the correct amounts, the pH usually comes out almost "perfect". Advanced nutes even has a line of nutrients called "pH perfect". You can't benefit from that if you're not adding in the correct amounts of both a AND b.

As you yourself said, keep it simple, stupid.
 

UPNSMOKE23

Active Member
Foreget about the idea then. Im just gonna use it as described and add a big bud and use neptune harvest and with bud candy as a folar spays for higher brix levels. Not gonna risk any time and go as the plants desire
 
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