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Ok i have hydroton. Should i flush them still? If so how? I do have root show out the bottom of two of the 4" cubes. Should i got back to 1/4 strength nutes? And how do i hand water them when they are in the hydroton? I vid i watched used drippers but i could find anything for that set up around...

How do i flush out the rockwool?

I have a digital ph meter and ppm meter coming just waiting on delivery thats why i got the test strips because thats all i could find. So your saying they are yellowing/browning because of an improper ph balance?

Ok so im growing 4 plants that are now in 4 " rockwool cubes under 4 6500 k florescent tubes and 2 5000k tubes the lights are about a foot away right now. Have been watering with just water. I only have test strips for water but it was under 6.2 ph. I noticed the tips of a leaf or two on 2...

I plan to water my plants by hand for the first bit so am i bet off to have ph water and mix up the nutrients each time i go to water or should i premix a tub of nutrients and water and use it from that?

Ok so i got my seeds to sprout in 1" rockwool cubes and transplanted them into 4" rockwool cubes. I kind of following the Mr. Green grow room guide but i do not have drippers so i am going to hand water them. In the Mr Green vids he does not specify how much nutrient water he used only said he...

the small rockwool cubes seem to be dry out quickly. like they need water every 12 hrs is this right?

Ok i just put my sprouted seeds into rockwool cubes that have been ph'd. have my lights on and the cubes covered with a see thru tubber ware dish. My room temp is 24C but humidity is only 21%. First of all should i have my light on them already? second should i have the dish over them? and third...

yes great help thx

anyone know much about watering them in the 1" cubes? Plain water for a bit? 1/4 nutrient water ? how much and how often? looked around can seem to find a good answer about watering! \Keep the bottom half wet is something else i read? And do i do everything the same when i put them in the 4" cubes?

thx peeps. hopin this goes well

are ph strips good enough until i get a digital ph meter?

4" rockwool cube

yes i can start off in the 4" or cut them up?

Hey! Starting a grow using rockwool cubes but i could only find 4" cubes. So I am wondering if i can start my seedlings off in these 4" cubes and if not can i cut up the 4" cubes in 1" cubes and use them like that?

So I'm going to built a couple grow boxes in a spear room I have in my basement. One for veg and one to flower. I plan on grow 3 or 4 plants at a time. The veg box will be about 4x3x5 (lxwxh) not sure what to line the boxes with yet heat blankets maybe. an inlet fan and an outlet fan with carbon...