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View Full Version : Best type of MG soil for vegging and flowering?



Bonesdowns25
04-17-2009, 08:32 AM
My plants are on about day 21 and looking good so far. I still have the plants in the original soil that i started with(MG seedling soil) and i do realize that i am gonna have to kick it up a notch with better soil and some nutes to add to it. I have full faith in using MG soil for the entire grow. I went the bag seed route in order to get some experience and the feeling out process for the whole gig. Does anyone recommend the MG perlite soil for the next stage and what is the best type of soil to flower them with? Or can i use the perlite for the remainder of the grow? Thanks in advance guy's.:thumbsup:

Dutch Pimp
04-17-2009, 01:23 PM
I used MG moisture control soil, perlite and nutes; last two grows. 15 females. No problems.

I'm not recommending it...I just use it...period. I feed and water, sparingly.

Mr. Clandestine
04-17-2009, 06:37 PM
Like most everyone else, I don't necessarily recommend MG soils for cannabis, because it's not really tailored to the needs of the plants, and time-released fertilizers can sometimes play hell on feeding regimens, soil pH, etc. But, like most everyone else, I've used it successfully in a pinch, and won't completely bash the stuff outright.

I don't remember exactly how much perlite is usually added to their mixes, but you could probably stand to add a little more regardless... especially if it happens to be a "moisture control" type of soil that likes to stay damp. I mix my own soil now, and my soil/perlite ratio is 3/1. I end up having to water a bit more frequently, especially right before transplants, but I prefer it that way since I have the extra time to notice if they need any special attention or not.

And for flowering you'll want to make sure you don't use a soil that's overly rich in Nitrogen. While some N is good to prevent the onset of early yellowing, too much of it will influence new foliage growth, instead of bud growth. Again, knowing what the N-P-K of the soil is will definitely play a part on what you'll need to feed the plants for best results.

Take care. :jointsmile:

Bonesdowns25
04-20-2009, 06:30 AM
Like most everyone else, I don't necessarily recommend MG soils for cannabis, because it's not really tailored to the needs of the plants, and time-released fertilizers can sometimes play hell on feeding regimens, soil pH, etc. But, like most everyone else, I've used it successfully in a pinch, and won't completely bash the stuff outright.

I don't remember exactly how much perlite is usually added to their mixes, but you could probably stand to add a little more regardless... especially if it happens to be a "moisture control" type of soil that likes to stay damp. I mix my own soil now, and my soil/perlite ratio is 3/1. I end up having to water a bit more frequently, especially right before transplants, but I prefer it that way since I have the extra time to notice if they need any special attention or not.

And for flowering you'll want to make sure you don't use a soil that's overly rich in Nitrogen. While some N is good to prevent the onset of early yellowing, too much of it will influence new foliage growth, instead of bud growth. Again, knowing what the N-P-K of the soil is will definitely play a part on what you'll need to feed the plants for best results.

Take care. :jointsmile:

Thank you for the info and and advice. I know people have their say about MG, but thats the brand i chose so it will have to suffice for the first grow. Ok so now: The NPK for the soil that i bought for my plant which is about 1 month old is 21-7-14. The soil ttype by MG is called potting mix. It says that it has controlled released feeding for up to 3 month's. My question is if it would be ok to add some of the perlite (MG) to what i already have now? And also since i just transplanted 2 days ago, can i mix in the 1 to 3 ratio of perlite without having to take the plant out of it's pot again? I really hate transplanting. It makes me nervous that i'm gonna screw the plant up. Thanks in advance to anyone else that can answer this for me. Appreciated as always.:thumbsup:

Dutch Pimp
04-20-2009, 12:50 PM
You really should mix the 20% MG perlite and MG soil, first....before transplanting. We''ll let it go this time...just don't let it happen again...:D

side00
04-20-2009, 02:47 PM
Thank you for the info and and advice. I know people have their say about MG, but thats the brand i chose so it will have to suffice for the first grow. Ok so now: The NPK for the soil that i bought for my plant which is about 1 month old is 21-7-14. The soil ttype by MG is called potting mix. It says that it has controlled released feeding for up to 3 month's. My question is if it would be ok to add some of the perlite (MG) to what i already have now? And also since i just transplanted 2 days ago, can i mix in the 1 to 3 ratio of perlite without having to take the plant out of it's pot again? I really hate transplanting. It makes me nervous that i'm gonna screw the plant up. Thanks in advance to anyone else that can answer this for me. Appreciated as always.:thumbsup:

I don;t really feel that i know enough to form my own opinion on this... but I know I have read in some of the soil basic growing info that you should avoid soil that has time-released nutes in it... some grow logs i've read about people using soil with time-released nutes in it they always end up having to flush their soil to correct Ph problems or nute burn problems.... that being said, I have also seen lots of successful grow logs using varying types of MG soil, so I;m sure you'll do fine, I would just keep a watchful eye on your soil Ph and nute problems.

xcrispi
04-20-2009, 03:34 PM
I used MG Potting mix the last couple grows but not exclusively .

I added pearlite and Happy Frog to it .

2 Gal. MG Potting'
1 Gal. Happy Frog
1 Gal. pearlite

I only had to fert once in veg due to the time release crap , but had no probs. for the rest of the grow .

Crispi :jointsmile:

Bonesdowns25
04-21-2009, 11:13 PM
Ok thank you all for such helpful replies. After having transplanted my plant to the MG potting mix, which we all know has added nutes which are time released i am now experiencing curling/shriveling of the 3rd set of leaves up. No biggie, as this is all trial and error until i get better, but i am thinking that either the already provided nutes are over feeding my baby or my PH is off which as stated above me may be due to my choice of soil. I tested the run off water at about 6.0 or maybe less, since i used a PH strip(which is not exact) until i can upgrade to digital, which will be soon. Another faulty mistake of mine along way was me switching to the 6500k about 1 month into vegging. That could be another problem of mine, but like i said, it's just trial and error until i get a hold of the whole process. I have access to unlimited bag seed so thats not a problem for me. :)

xcrispi
04-22-2009, 02:51 PM
The funky PH encountered w/ these peat moss based mixes can be corrected by adding a tablespoon of hydrated lime per 1 gallon of soil mix .

Forgot to add that in the last post of mine here .

Peace
Crispi :jointsmile:

Bonesdowns25
04-23-2009, 01:09 AM
The funky PH encountered w/ these peat moss based mixes can be corrected by adding a tablespoon of hydrated lime per 1 gallon of soil mix .

Forgot to add that in the last post of mine here .

Peace
Crispi :jointsmile:

Thanks a lot for the input Crispi. Whereabouts can this hydrated lime be found? Lowe's, Home Day Pot, wal mart? I hate to support huge corporations but i don't have much of a choice due to the lack of gardening places where im at. I tried home depot today and they didn't have any. Is it true that some baking soda can raise the PH? The water that i am testing should be the run off water if im correct?:thumbsup: Thanks again.

Bonesdowns25
04-27-2009, 01:27 AM
Considering that my MG potting mix already contains nutes in it, will it be necesarry to add additional nutrients? I am 1 month and 2 days into the gro w and the plant seems to be doing quite well. It's about 8" or so and has a lot of inner growth that has been developing as of late. Im afraid if i don't add nutes that it will ruin the grow and im also afraid that if i don't that it may also ruin the grow. I really wish i could provide pictures of it, but i don't have a digital camera. Thanks in advance for any advice. It is always appreciated. :thumbsup:

Bonesdowns25
05-01-2009, 07:00 AM
Bump:rasta: