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coco coir organic soil mix

hi all

does anyone use coco coir with organic amendments like EWC, compost, guanos, etc? i havent ever seen anyone growing like that, maybe feeding plain water or organic liquid nutes to supplement. any info? i was thinking 2 part coco, 1 EWC, 1 part shit compost, and guanos added in. maybe adjust by adding perlite or more coco for drainage depending. this would be for outdoor plants.
 
C

Carl Carlson

There are a lot of people doing it.

Coco & EWC seems to be a popular combination and I can say for sure it's a heck of a thing for seedlings and cuttings.

Check out the folks in the organic soil forum for help (if that's what you want) on mixing a coco based purely organic medium. I am really just starting out with that part and haven't fully tested it yet. I will suggest one more thing - Gypsum for Calcium and Sulfur instead of Lime since you probably won't have to raise the pH if you're coco based.
 

mg75

Member
I tried "organic" coco gardening with great results.
I also tried "chemical" hydro coco gardening.

IMO non-organic hydro nutes work better & faster overall once you dial it in. I now use a combination of both.

I do not amend my coco anymore, but I will use liquid "organic" additives here and there. I reuse my coco for at least 3 times and having it pure/raw makes it easier to rinse out and obtain a zero PPM runoff for the next crop.
 

simos

Member
I had success in coco amended with EWC, Neem seed meal, Kelp meal, soft rock phosphate, Azomite, Gypsum, and pumice. I sprayed AACT foliars during veg and fed Earth Juice Bloom and Catalyst during flower. Not quite "soil" but an effective soilless mix, nevertheless.

The mix described was used indoors, and required frequent watering. I wouldn't personally run a mix of over 50% coco outdoors for the simple reason that it requires too much watering to stay happy, but coco always makes its way into my outdoor mixes somewhere in the range of 20-30% of the total volume.

I say try it. Experimentation is the best way to learn in this hobby.
 
I have a test pupil in ( LC type ) organic mix w/ dry amendments

- substitute Peat for Coco.
( EWC, compost, bone meal, blood meal, alfalfa meal, kelp meal,
lime, alfalfa meal )

I cook it for 3 weeks, stirring a few times a week, making sure oxygen gets in there.

3rd week 12/12 and looking good.
 

frankthetank420

New member
i use azomite blood meal bone meal kelp meal cottonseed meal dolomite lime dry mollasses add plain water throughout veg considering bat guano. also mycorhizae and bacillius and greensand is in mix
 

blaze02

Member
bump.


Im gonna try a little bit of the dry amendment "rainbow mix" mixed into a 15 gal coco pot.

fertilize with normal GH schedule.
 

Gelado`

Active member
Veteran
You bumped this one out of the grave!

I use 40% coco, 50% pro mix and around 5% perlite and 5% EWC. I amend with pelletized fish and oyster shell fert, azomite, leonardite, high P bat guano, bennies and kelp.
 
I have used coco as the base for my organic soil for several years with great results. Here is one recipe that
has been successful with a multitude of strains. I have another vegan mix that I will post below this.

Have a couple different mediums, one is an organic soil that I mixed that uses animal byproducts, the other does
not. They are both coir based.

I did 5 gallons GH coir,
5 gallons harvest super powered organic garden soil,
2 gallons verm,
5 gallons perlite.

Amendments in that are
3 cups kelp,
3 cups alfalfa,
3 cups bone meal,
3 cups espoma garden tone,
3 cups espoma bio tone,
3 cups greensand,
3 cups rock phosphate,
1 cup sweetened coconut,
1 cup espoma tomato tone,
1 cup diatomaceous earth,
1 cup composted peat.

This gets only tap water since there is plenty of nutrition in the soil.

Vegan mix-
10 gallons coco
8 gallons leaf compost
5 gallons perlite
2 gallons vermiculite
1 quart kelp
1 quart alfalfa
1 quart soft rock phosphate
1 quart greensand
1 bag sweetened coconut
2 cups diatomaceous earth
1 cup flax meal
1 cup corn meal

If I am going to do a soiless grow I mix 1 part coco, 1 part perlite, 1 part verm, and one part of either of those
soils I have recipes of (vegan or non-vegan). This provides the plants with enough nutrition to colonize the container,
then you can feed with bottled nutes for some really big plants relative to container size. This is a white russian
grown in this style of soilless organic coco (non vegan), fed with PBP/calmag+/liquid karma.

187872d1284431685-yet-another-grow-build-lean.jpg
 
g/w if your strains will put it out. really depends on your genetics more than anything.

that white russian i have pictured above can put out 36 oz from 3 x 8-10g containers, and still have space for 3 more plants
in 5g buckets under a 1kw. the btk kush i run will easily put out 3 lbs from a kw.
 

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