General Cultivation Q&A
General cannabis cultivation queries, information and discussions, growing techniques and propagation
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- 420 Crew
- 19 replies
- 1.9k views
"If you want to get real fancy, you can tweak the pH of your solution to allow more nitrogen in the growth phases and then readjust during the bloom phase for more phosphorous uptake." anyone know what the optimum ph is in the grow and bloom phases???? ive always run 5.8 to 6.0 in rockwool. but ive heard that there is a optimum level for each stage - as per above. just cant find what it is!
Last reply by Roadblock, -
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- 2 replies
- 1k views
Hello all First of all I have just got a '21kg master foods mayonaise' bucket today and don't know how many litres it holds yet. Anyone out there happen to know? otherwise I will measure it out myself. Anyway it looks to be around 20L, so I need to get an air pump for my experimental DWC setup after sciard fly and spidermite ruined my last plants in soil. What size pump should I get? I need it to run one ceramic airstone in the bubbler and one in the nutrient tank which im going to put 40L of nutrient in (is this right for one bubbler?) So I guess i'm asking a couple of questions but mainly how big is a 21kg master foods mayonaise bucket? what size air p…
Last reply by thc24, -
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- 420 Crew
- 6 replies
- 1k views
hey all my friend has just moved out of home. we have grown a successfull outdoor crop togther last year and have a outdoor crop in this year(10 nice females). we both want to start growing some hydro plants all year round and i have been doing a bit of reading up for him on the net and shit and think i sort of got a rough idea but am not that confident to go out and buy all the shit we need and then it wont work. i have made up a plan of our system it wont be excaly like this one but i want to sort of base it on this plan i drew up in paint if you can find anything wrong can you please point it out. i also have a fair few questions i think you more experianced growers mi…
Last reply by everest, -
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- 2 replies
- 717 views
Hi all 3 quick questions :) What are some methods that I can use to keep my nutrient tank cool? I want it to be on 21c all the time. Does the water from the nutrient tank and the water from the bubbler buckets (in my case 1 bucket) get rotated around? Or does all the water in the tank just get sucked through the connecting lines to the bubblers when the level drops? How do I get the plant growing in the clayballs and the roots established enough but without planting any rockcubes etc in the clay? treestump
Last reply by stonedstump, -
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- 420 Crew
- 10 replies
- 3.3k views
Low Stress Training is the manipulation of young plants to produce early lateral growth without topping. Topping or tipping can cause stalled growth and even stunt plants too young to have their main growth tip removed. LST is recommended if you have height restrictions in your grow or plan on growing with a screen. HOW? OK. Once a seedling or clone has 2-3 sets of leaves it can begin to be manipulated. Two wires or ties are used on the main stem. One near the base to secure the plant firmly where it is as the second one near the top (under top set of leaves if purchase is available) and pulling in the opposite direction of the bottom wire/tie bringing the top of …
Last reply by Hanky, -
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- 420 Crew
- 6 replies
- 1.1k views
Backcrossing is crossing the newly grown seed with the parent plant where that seed came from, right? And not with a new strain? How will backcrossing a plant effect the next generation? for example, seeds that are backcrossed twice. why would you do this? And is backcrossing twice crossing the newly grown seed with each consecutive seeds own parent twice or with its parents parent once (two generations back) cripes, i could be so far off track, but i'l take a punt. ta
Last reply by WantDaChronic, -
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- 420 Crew
- 10 replies
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allrite.. now ive heard of growing along the ground by tying up your plants etc, which i plan to do this year because i totally farked up last years grow.. i want to grow a plant along the ground & when its around 8ft long.. i want to bend the main stem in the middle of the plant towards the ground & put a little nick in it & cover it with dirt.. as ive heard it can start to grow roots from there.. the bigger the root system, the bigger the plant can grow because it can uptake more stuff right ? stuff being nutrients & water & whatnot.. so if i was to have a plant with 2 root systems, wouldnt that be twice as good as one ? :scratchin oh, an…
Last reply by WantDaChronic, -
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- 420 Crew
- 12 replies
- 1.2k views
Hey guys, only recently discovered this site and what a great site it is! :thumbsup I am thinking of growing in the future and was wondering if anyone could point me in the direction of some guides explaining the basics of indoor (soil) growing. I have searched the site but cannot find enough information. Where did all you guys learn to grow?? thanks for any links/information u may have
Last reply by nitram, -
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- 420 Crew
- 17 replies
- 2.5k views
Well u have all convinced me to start growing and was wondering what would be a good place to order some seeds from. And what strain would u recommend? I am not too into the full couchlock scene so was thinking something a lil sativa not too indica. Any ideas? Any help would be most appeciated Pillager
Last reply by Stoney, -
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- 6 replies
- 1.7k views
can anyone recommend a root zone accelerant which i can use to stimulate root growth? something that can be used with h202? i used to get a nice big tap root coming through the slab and lately root growth hasnt been anywhere near as impressive
Last reply by thc24, -
help
by Guest SOMEONE-
- 420 Crew
- 2 replies
- 643 views
ok folks you will have to bear with me here 20 ltr bucket pump air pump water lid 4 bucket net cup 13mm polypipe 19mm polypipe asorted joiners elbows packet of misters now when i asemble i was going to put sprayers about 15cm from lip of bucket i was going to run the pump in the bucket with airstone and nute mix about 60cm deep is this a good set up or a dodgy 1 that i will have dramas with the plants in it..
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hwdy guys and gals...wonderin if anyone has used tha product "seed soak"... Suposedly changes the seed into female..I have used it a few times, and none of the seeds have germinated.
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- 420 Crew
- 12 replies
- 1.5k views
Can anyone out there help me out with my first DWC grow? I just need to know what medium to use so I don't get ANY insects or mites of any type in the medium [mainly fungal gnats, which I HATE] I was thinking of lava rocks? How do I grow without using a medium in a DWC setup using net pots. Do the roots just sit in the net exposed to light or...what? Any suggestions and information is appreciated treestump
Last reply by Ozzy420, -
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test
by stonedstump- 0 replies
- 556 views
hi
Last reply by stonedstump, -
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- 420 Crew
- 15 replies
- 2k views
OK I have a rather unusual setup for those who aren't familiar the link is below. Though I grow a kind of hydro set up I know very little about hydro. I need to know if there is a piece of information available that lists the ppm's of nutrients that plants prefer in Hydro. And is DWC or recirculating systems different in feeding requirements, if so, why? Do temperatures play a part in nutritional uptake of plants (they affect fish feeding rates) Also, what does the conventional test type equipment that growers use test for? Nitrate? Phosphate? Etc. Do testers give you seperate figures for seperate nutes? With these figures, some equipment, and similar figures …
Last reply by Aquaponix, -