A Newbie's Guide to Organic Based Growing

Smokin Moose

Fallen Cannabis Warrior & Ex Moderator
The following is intended to assist growers, new to the organic method, with the answers to frequently asked questions. I’ve tried to attribute the thoughts and words of others to them. If I have failed, please let me know, and I will give credit where it is due. Clearly, this is an ongoing project, please post follow ups or pm me if I have made errors or omissions.

What is organic growing?
Depends on who you ask. Around here, it generally describes the use of organic fertilizers and soil amendments, as opposed to their chemical counter parts. That is the general meaning employed in this FAQ.

On a more global scale, organic agriculture is to farm/garden in rhythm with nature\'s laws in a sustainable manner that provides a healthy eco system for all beings involved. How this philosophy is played out in practice varies greatly from individual to individual, organization to organization.

What are the advantages of growing organically?
Answer First, organics is simpler than chemical nutrition. When there is too much chemical fertilizer, plants will burn, whereas organics is generally much gentler. ~shabang~ likens the difference between the two methods as essentially the same as the difference between making soup and baking:

Organic feeding is a lot like cooking a soup. You go easy on the seasoning at first, adding your base ingredients to see where that gets you. You can mix and match many types of ingredients and at many different proportions and it will usually work just fine. That’s because the plant can take what it needs, leave the rest, and isn't force fed into anything.

Chemical feeding is like baking. You better damn well be accurate with your measurements or you *will* screw it up. With baking you can't just throw stuff in, add more of this or that.. cooking a soup.. and feeding organics can be much less precise. Blueberry is a touchy feeder but if you are successful with GH (General Hydroponics) you should have no problems with EJ (Earth Juice).

Second, many people believe that organically grown smoke tastes and smells better than chemically fed plants, what ~shabang~ refers to as "an earthy dankness" It has also been suggested that chemical fertilizers reduce bud quality.

Finally, organics is much more environmentally friendly than chemical fertilizers. Hydroponic growers frequently have to change their nute solution every couple of days, and are left with gallons and gallons of used hydroponic solution, which is full of chemicals, to dispose. It goes into the ground, our rivers and our blood streams.

How are plants grown organically?
Generally, organic growers do so in soil or a soilless mix. Occasionally, a hydroponics grower will use an organic nutrient solution, but most believe this is an invitation for root and pH problems (please see a more careful examination of hydro-organics and aquaponics below). ~shabang~ suggests that growers go one way or another:

”If you want the best yield, bar none, go with an aero or flow hydro table. Your bud won't smoke as well and won't have that earthy dankness after curing...if you want the best quality, use those organic ferts in a medium based on worm castings...You can use mostly GH {General Hydroponics Flora Series nutrients} and then supplement on the side with EJ {EarthJuice} Catalyst but know that its just a supplement, you are relying on the GH for the majority of the nutrients. If those chem ferts are present, they really inhibit the beneficial microbes that are needed to breakdown the organics.”

How many different organic growing methods are there?
There are as many different methods of organic growing as there are dedicated organic growers. However, generally organic growers rely upon either organic fertilizers or soil amendments, or a combination of both, to provide nutrition for their plants. The following are some examples of different successful growers’ organic techniques:

~shabang~‘s mix:
The mix that I recommend is basically nothing but castings and drainage. I used to cut it with all sorts of things, including soilless peat-based mixes like pro-mix.. but then you're introducing a source for pH problems-- especially when others try and duplicate it but can't find the right brands then substitute with a peat-mix that is too acidic. So down to the bare basics of a mix:
40% castings
30% perlite
30% vermiculite

There is no need to measure exactly, for my friend I've found that one bag of each works great - using the 8 dry quart perlite and vermiculite bags and then the slightly larger bags of castings {20-25 lbs}. Also we add in a little agricultural lime {1 cup} and some water crystals to give them some reserves, both optional. Also we are trying out some Hi-Phos Jamaican Bat Guano this round and I think it is an improvement so far, using it at about 2 / 3 cup per 3 gallon bucket, but the mix works great without the guano since you should be using good complete organic ferts.

What they want:
Earth Juice,
1 tablespoon bloom per gallon of clean water
1 teaspoon grow per gallon (for the first couple of weeks, only if it’s a long flowering strain)
1 tablespoon maxi crop per gallon

If you don't/can't get Earth Juice, you can use a tea made of bat guano / castings as a fine substitute.

Let this mix in the reservoir at least 24 hours, and feed. This time top it up with plain water till it's full. It will still have some flavor of course since it's in the same container and you shouldn't drain it all the way. Keep it mixing at all times. Next time add fert... alternate with water, cut out the grow half way through, harvest, cure, smoke, get high!

The circulating reservoir is the key to using those indoor organics efficiently. I don't use Fox Farm anymore, silly to pay 4 times as much as the EJ. When mixed straight into water, the Earth Juice bloom drops the pH to the mid 4's. The solution is to let it circulate and aerate for at least 24 hours. The best way to do it is with a permanent reservoir-- a large bucket or trough that is always filled with water. There should be one large pump in there that is always on and circulating the solution. I also throw in some air wands on a pump, but thats not a big deal. As long as its mixing it will work. Hook the pump up with a Y so that one branch is always mixing the tank and then the other branch can be a long hose for your watering wand. You don't re-use the drained water, just toss it on your backyard garden.

As the reservoir circulates, it starts the breakdown of the nutrients and the pH will rise. Like I said previously, with this system there is no need to check the pH ever - just keep the reservoir circulating and the mix has loads of buffering capacity. You only need to add liquid ferts every other or every third watering.

Mr. Soul, (Brothers Grimm), recommends the following mix:
1. My soil mix is (by volume) 50% worm castings, 25% Pro-Mix, and 25% perlite. Simple as that.
2. I feed with tea at EVERY watering of my plants & since they're flowered in 2-gallon containers - that\'s usually every day!
3. The teas I use are made by soaking a "tea bag" (got mine at Worm's Way) in a 5-gallon bucket of pH = 6.2 water. Agitate and manipulate the bag a LOT to release as much of the "goodies" as possible - the water looks like it came from a mud puddle when you've got it right. I do one thing I've never heard other growers mention doing - I measure the ppm of my tea.

Here are the contents of the tea bag, depending on growth stage:
Vegetative => 1/2 cup each of PSG & worm castings. I also add a 1/2 cup of Maxi-Crop liquid seaweed, plus two Tablespoons of Alaska fish emulsion to the water. (I shoot for a ppm = 1000)

Flowering (weeks 0-4)=> 1/2 cup each of PSG & High Phosphorus bat guano. I also add a 1/2 cup of Maxi-Crop to the water. (ppm 1250 - 1500 )

Flowering (weeks 4-7)=> 1/2 cup each High Phosphorus bat guano and worm castings. (shifting ppm from 1500 -> 1000)

During the final week of flowering, many folks choose to use plain, pH-adjusted water for "clearing" but I don't. I haven't noticed any difference between when I have & when I haven't "cleared". This seems reasonable when growing organically - why clear? Clear WHAT? They're living in the medium in which they've evolved for millions of years!

A few other hints:
SOAK the pots thoroughly when watering, then allow them to become "light" when lifted before watering again...the plants LOVE a short drying out period. The amount of time it takes for the plants to dry out is constantly getting SHORTER as they grow...be AWARE!

Water BY HAND! At least get an accurate feel for how much the average plant needs by hand-watering before setting up a drip system or whatever.
Transplant you clones into the container you plan to flower them in & veg them until their roots systems are FULLY established before flowering them - this will MINIMIZE stretching...check this out for yourself, it works!


Vic High (BCGA) suggests his Super Soil mix:
Original recipe:
1 Bale sunshine mix #2 or promix
2 L Bone Meal - phosphorus source
1L Blood Meal - nitrogen source
1 1/3 cups Epsom salts - magnesium source
3-4 cups dolomite lime -calcium source & pH buffering
1 tsp fritted trace elements
1/2 - 1 bag chicken manure (steer, mushroom, etc) - nitrogen & trace elements
Mix thoroughly, moisten, and let sit 1-2 weeks before use.

Revised recipe:
After several failures due to bad manure sources, I now use the following recipe. Results have been excellent and the clones seem to take off right away instead of having a slow growing settling in period.
1 Bale sunshine mix #2 or promix (3.8 cu ft)
8 cups Bone Meal - phosphorus source
4 cups Blood Meal - nitrogen source
1 1/3 cups Epsom salts - magnesium source
3-4 cups dolmite lime -calcium source & pH buffering
1 tsp fritted trace elements
4 cups kelp meal.
9kg (25 lbs) bag pure worm castings

Mix thoroughly, moisten, and let sit 1-2 weeks before use.

Substitutions - The original recipe was a success, but I simply needed to experiment. In addition, sometimes not all ingredients were always available. Therefore, here are some possible additions and/or substitutions.

Descriptions to follow:
Blood & Bone Meal - when trying to cut costs
Kelp Meal - contains over 62 trace minerals. Good supplement for manure or for reducing the manure content to speed up availability of soil.
Worm castings - excellent source of micro nutrients
Bat guano - excellent for top dressing a week into flowering
Seabird guano

Bugs
On a couple of occasions, I've ended up with fungus gnats with this soil mix. They are more of an irritation than anything but may harm weak or young plants. Some have said that putting a layer of sand on top of the soil in the pots stops the gnats from reproducing. Others can get rid of them by doing a soil drench with diazinon or malathion.

Personally, I prefer to simply introduce fungus gnat predators (Hypoaspis miles). Once established, they not only control fungus gnats, but also thrips and mites. When there is no insect food available, they survive on dead plant material, so remain even after pests are gone to prevent future infestations. Actually, since they have been introduced, I've had no pest problems in over a year and I don't filter my intake. I got mine from Westgro (1-800-663-2552) and they have sales offices in Delta, Victoria, and Kelowna.

I can’t find all of the ingredients mentioned, what should I do?
Improvise. The only essential ingredient appears to be worm castings. Note its use in every recipe. Castings are a great source of nitrogen and certain micro nutrients. ~shabang~ says his mix is really all castings, the perlite and vermiculite are added only for drainage. You ought to include worm castings in your soilless mix, if possible.
 
i have been wanting to organically grow my own but i dont have any of the soil, and nutrients. i only have my seeds. i could use any tips and ideas. thank you.
 
organic does taste better, i use organic in highdro though, it seems to diminish the yield though, I used Gh nutes and had huge yields but the buds tasted like dog crap. now they taste like they should.
 
oh nice! haha! how much does an organic grown plant yield?
With the right strain, nutrient and set up an organic hydro plant can yield as much a chemically grown plant can. I'm not 100% sold on the organic versus chem debate. Nitrogen is nitrogen. Phosphorous is phosphorous and potasium is potasium. The plant has no idea whether these elements came out of a bat, worm or birds butt or a nutrirent manufacturer's lab. The chem users say the flavor difference comes from the unknown elements from the animals diets and are not always a good thing and the organic users say that natural is better.lol I use what works. Pure Blend Pro. It's hydro organic which means it's as organic as it can be but still worl in a hydro set up withhout having to steep or process in any way. The old way to use organics in hydro was to put them in a old sock and steep them into concentrated teas and add them to reservoirs that way but it toook extra steps and was time consuming.
Personally...I advocate you all use what works for you and to flush well at the end of the cycle to make sure your herbs are clean and free of excess nutrients.
 
I like the fact that in organic gardening I am feeding the soil, and not the plant. That the soil, alive, with bacteria and fungi feeds the plant. Inchemical we are basically shooting up our plant with finished product. That is a little untasty sounding when you hear how toxic that stuff sounds ans indeed is as chemical nites are making a streile soil and planet lol, as well as making my liver work harder I bet.

More natural. Besides I am not comercial, so I enjow the hobby aspect of growing my meds, and dreaming about that living soil is a nice thought.

I use teas, but My favorite ingred is guano. By far, it is almost magic according to scientists, it cant be duplicated.

Also worm castings. Compost. Great must haves.

I am growing organic soil now from plain chem hydro and wow are my plants so much healthier it is hard to beleive. They look good.

I suggest unless you have the space and capabilites of making your own pro brewed teas, going on ebya and buying the Blue Mountain Organic full line for 24 dollars. You will see what I mean when you their ingreds. I shit when I saw everything I wanted in my tea, for the first time in a bottle. I gotta rave, they ask you too on their page.;)

Also, ro water is key.
 
Not all organic gardens are even IN soil lol.

The ingredients you mention (which are great) are also usable in some hydro setups; more if care is taken to powder them first. Aeroponics... Probably not so much.

I did an ebay search for Blue Mountain Organic and all I got was coffee. I will check again from time to time.

I will be following these new forums with interest as I do not discriminate between "organic" and the methods that don't happen to meet whichever definition of the term that is being used at the moment. Having seen enough people that swore their way was THE best way imaginable, that grew some very nice crops, has led me to realize that there really is no ONE best way and that it generally comes down to which way is best for that particular person, and THAT often ends up being whichever way they put enough effort into learning the most about.

But I do hope that people don't insist on "going religious" about the methods discussed here (or other methods in the other forums for that matter). That intro was a little scary with the soup vs. baking analogy for example. You apparently have never had to sit down to any of my ex-wife's meals. On the other hand, once when I was tired of listening to her gripe about me spending too much time in the garden, I set her up with a plant under an 8 square foot screen and turned her loose. I attempted to explain some of my theories as to how she should do the mixing, etc. (I admit it, I was at the time doing 100% "chemical, or base elemental/mineral nutrients for the most part.) THAT started such a row that I ended up keeping my mouth shut other than to occasionally say, "Hey you let the reservoir go empty again!" She got over 10 oz. if I remember right lol. She did drop the nutes way down the last 10 days after I put my foot down. I agree that that is generally a requirement for a tasty pastry, but then again I've often thought that hydro people use WAY too much stuff to begin with. So that argument could go either way for me.

And while I admit that there are a lot of nasty things in the environment... I think the oldest known way to poison a well was to throw a dead animal into it. Pure organic.

I have a small (less than 1/4 acre) garden outside for food and I try to use "organic" things in it vs. buying the big bags of fertilizer that say "#-#-#" on them for many reasons. When I've grown the other crop outside in the past I tended to do the same thing. I mainly went with the traditional hydro stuff inside because of space savings and the fact that I didn't have to lug large amounts of "soil" into and out of my home. Although I kept probably 50% of the mothers in "soil."

So I guess I try to keep an open mind about all types/methods of growing - MJ and other plants - and hope I can learn better ways of each.
 
I have an old copy of J.I.Rodale's "How to Garden by the Organic Method"... lots of interesting tidbits, and a fair number of old studies quoted...

One of the most interesting claims was that air helps fertilize plants too and contains more than just oxygen - they even went as far as injecting air into the ground to increase yields...

Got me to thinking that maybe bubbler hooked up to an air stone in the bottom third of a pot full of soil might not be such a bad idea... after all, many gardeners "drown" their plants with too much water... and this would just turn that situation into a temporary DWC hydro.

Seems most plants like to dry out between waterings... basically to get air to the roots.

Anyway, just curious what others think of forcing air into soil.
 
So according to Advanced Nutrients, one can get the same yield using AN that you can with chems. So i am switching over to AN 100% organic. They say the yield will not be diminished. AN ingredients are derived from alot of sea kelp and marine ingredients, they also have humic and fulvic acids that are organic and can be used as PH up and down. REMO- the grower on youtube swear up and down about AN as well as the growers he films. They say " i just cannot get this kind of yield without ADVANCE NUTRIENTS" . my dispensary is also going with AN and selling them as well. They have a calculator on the website, you can put in any data that pertains to your grow and they will list exaclty what you need and how much in liters or gals. AN is the path I will choose for now.
 
Im sorry obx, I may be mistaken, I was reading this in research and it seems that it is originally organic glass but it is treated for use by certain manufacturers so needs to be checked on individual basis. More research is needed and am looking into it as we speak and edited my post.

Vermiculite has been found to contain asbestos in some instances which is a similar compound that people use..

Useful alternatives to fertilisers can be found at ATTRA
 
Cool - my understanding was it's glass blast heated to make it full of air trapping crevices...

... though you are completely correct in the sense that all the perlite I can find in the stores is made by miracle grow "enriched" with their wonderful chemicals! Good idea to flush before use I guess.

Vermiculite has been found to contain asbestos in some instances which is a similar compound that people use..

Asbestos actually IS organic... like plenty of other things that can kill you! ;) I didn't know that vermiculite could be contaminated by it though - after looking it up, you are absolutely right - scary thing is that they don't even classify the contaminate as asbestos even though it is exactly the same - they call it "asbestiform" - and I guess that's why they can get away with it.
 
Yeah for sure, some of the rules re organics and chemicals etcneed tightening up for sure.

I was looking at some simple organic soil the other day, it read 70% organic. How the hell can anything be 70% organic, it either is or it isnt surely lol
 
... though you are completely correct in the sense that all the perlite I can find in the stores is made by miracle grow "enriched" with their wonderful chemicals! Good idea to flush before use I guess.

Stay out of Wal*Mart, lol.

J/K - I figure you don't shop there where possible. But it's almost Spring, grab the telephone book and start calling nurseries and greenhouses. You think they (or the commercial growers/planters that are their biggest accounts) use those little Suzy Homemaker bags of perlite? You should be able to find 4-cubic foot bails of un-molested perlite for $12-16 at them, especially this time of year. Vermiculite too. They might (should) even have multiple grades of perlite available.

Yeah, like mentioned, there can be health concerns with vermiculite. Actually, with both of these products, you really don't want to be inhaling the dust. And it's bone-dry and very dusty when you open it.

Be very careful and wet all such materials down.
 
im in a 5 x 2 room im usig 2,5 gallon pro pots they are made of some material to keep it moist longer, anyway, my mix is 30 % cow manure compostd 30% perlite 30% peat moss10% vermiculite, i mixed it im letting it sit for some days before i place my seedling in it .. my question here is.. what do i feed it? do i add anything else to the soil? its my first grow i plan on using 400 w hps indoor, and lst training and topping itafter the 5th node, and maybe scrog it for a bit meaning ill leave it in vegg state for a while, how often should i feed it? and what should i feed it at which stage please respond in detail much appreciated!
 
possible additives: wood ash, egg shells, banana peel, dry leaves, garden compost, azomite, volcanic dust, bonemeal, bat guano, fish emulsion, sand, bloodmeal, coco coir, peanut shells, rice pellets, algae, coffee grounds and many more... you really use what works for you the best and that means few years of experiments :)

Some of these will work better if grinded!
 
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