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- #121
Re: MK-Ultra Hempy, C02, 1000watts.
I would not use sphagnum! It tends to lower PH and you don't need or want that kind of water retention.
I recommend---per Hempy, the inventor of this method---that you stick with a 4:1 perlite/vermiculite ratio. That holds enough water.....and you really don't want a wet medium. You want a damp medium and a water rich resevoir at the bottom. The roots will seek out that moisture and your plants will thrive.
When I examined the rootball after my last grow, the entire pot was a massive, healthy ball of roots. Why change anything?
As for water, there is no problem using tap water. I'd still make sure your nutes have micro's in them, but I think the tap water is better than RO unless you have just disgusting tap water. My tap water is pretty hard, but when I got the analysis from the water department, it turns out it's got a nice amount of calcium and magnesium, which is great. My vegetables always liked tap water.....now my MJ does too.
How are you starting your seeds?
Girls are looking good and the sick one seems to be recovering nicely I started seeds last night and am doing hempy, what is your opinion on adding sphagnum moss to retain moisture and nutes and encourage root growth outward as well as down. Also do you think it would be better to use tap water for micro nutes and minerals? My tap ph is good.
I would not use sphagnum! It tends to lower PH and you don't need or want that kind of water retention.
I recommend---per Hempy, the inventor of this method---that you stick with a 4:1 perlite/vermiculite ratio. That holds enough water.....and you really don't want a wet medium. You want a damp medium and a water rich resevoir at the bottom. The roots will seek out that moisture and your plants will thrive.
When I examined the rootball after my last grow, the entire pot was a massive, healthy ball of roots. Why change anything?
As for water, there is no problem using tap water. I'd still make sure your nutes have micro's in them, but I think the tap water is better than RO unless you have just disgusting tap water. My tap water is pretty hard, but when I got the analysis from the water department, it turns out it's got a nice amount of calcium and magnesium, which is great. My vegetables always liked tap water.....now my MJ does too.
How are you starting your seeds?