can u re-use soil?

i have read that u cant re-use soil because it cant become full of toxins and void of nutes. bringing all that soil in every grow cycle is a big problem as i dont have a garage and its a security concern. i will move on to hydro but for now soil is simpler and i cant afford to have a failed crop.is there any way to reuse the soil, compost it and reuse it maybe?
 

darkdestruction420

Well-Known Member
I would advise against it, but i have been fucking around w/veggies too lately and have done some of them in soil from my males dried and then broken back up and they do alright. The ones in new soil do better, but i was running low on fresh soil and needed to save the rest for my next mj grow and they are just veggies afterall, i dont really care about them. lol. so if you really have no other choice go ahead. Let us know how it goes for you, im curious how well they will do, ya know what u should do? do(at least) 1 in fresh and 1(at least, lol) in used and see how much it mattered and let us know.
 

mamador1r

Active Member
depends on how you grow & take care of the soil. i keep it natural & organic. i always replenish the soil with organic matter like manures, compost, & earth worm castings. there is so much more to go into this process.
 

Spanishfly

Well-Known Member
No problem with reusing soil, farmers do it all the time.
I reuse mine as well, but it gets freshened. I put it in my composter, along with green and brown materials as they become available, mix often, water daily, after a year a rich brown humus comes out of the bottom.
I add horse manure, wormcasts, perlite, crushed eggshells. After the grow the process starts again. I always have top notch soil and it costs me little.

My composter - we call it the Dalek.

Composter.jpg
 

Grimsoul

Well-Known Member
i have read that u cant re-use soil because it cant become full of toxins and void of nutes. bringing all that soil in every grow cycle is a big problem as i dont have a garage and its a security concern. i will move on to hydro but for now soil is simpler and i cant afford to have a failed crop.is there any way to reuse the soil, compost it and reuse it maybe?
No. Especially if in pots, unless you purge and refortify the soil. A plant consumes nutrients in the soil and leaves several salt build ups which makes the soil TOXIC for the next grow.
 

mamador1r

Active Member
No. Especially if in pots, unless you purge and refortify the soil. A plant consumes nutrients in the soil and leaves several salt build ups which makes the soil TOXIC for the next grow.
now again, if you take care of the soil while growing, the soil will always be good to use & re-use again & again & again. especially in containers or pots which is how i grow.. for those of you who use these so called TOXIC nutes maybe thats why you get a salt build up causing a TOXIC growing environment in the beginning & only making it worse every time you water or feed.

organic & natural growing is not only better for the plant but better for the soil. paying attention to natural minerals like rock phosphates, green sand, leonardite last for years & have there uses. organic matter such as manures, alfalfa meals, kelp meals, blood meals, & bone meals are useful to speed up the composting process in which naturally adds humus & turns organic matter to a more stable & usable form for the plants.

spanishfly has the right idea
 

woodsmaneh!

Well-Known Member
I have been using the same soil in grow boxes that are 4x8x1 that's 32 sq feet, for 14 months now. No issues, it's 100% organic I just water or tea when needed. When I harvest I pull the plant up and anything that comes with it goes into a bag. I toss the following back in to top the boxes off, two 25 liter bags of land and sea, and sheep shit and the soil that comes with the new crop all in 6 inch pots. The stuff in the bags I put through a screen process with 1/4 holes and add compost, bone & blood meal. Bag and use for planting clones. It becomes a closed system after a while and just add water and compost every grow. Most composted manures have very little food left in them after 2 to 3 months.

Peace
 

darkdestruction420

Well-Known Member
No. Especially if in pots, unless you purge and refortify the soil. A plant consumes nutrients in the soil and leaves several salt build ups which makes the soil TOXIC for the next grow.
so why wouldnt it make the soil toxic for this grow too? do you know what flushing is?
 

mamador1r

Active Member
a nice soil with good drainage will always leach salts before they become harmful, plus with plenty or organic matter there is no need to feed or add nutes every time you water
 

John400HPS

Well-Known Member
Do not forget that farmersreuse soil by rotating crops. This is what you are doing when you reuse your MJ soil to grow veggies, or reuse your veggie soil for MJ. However, i would not recomend that you reuse MJ soi for a second MJ grow as most of the nutes will be consumed.
 
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