# \#hydroponics **URL:** https://ilgmforum.com/tag/hydroponics/147.md [Latest](https://ilgmforum.com/latest.md) · [Categories](https://ilgmforum.com/categories.md) · [Tags](https://ilgmforum.com/tags.md) --- ## [Trouble starting seeds in rockwool](https://ilgmforum.com/t/trouble-starting-seeds-in-rockwool/117689)
**Author:** [@Red1026](https://ilgmforum.com/u/Red1026)\ **Replies:** 14\ **Last updated:** [March 25, 2025, 8:52pm UTC](https://ilgmforum.com/t/trouble-starting-seeds-in-rockwool/117689 "2025-03-25T20:52:40Z")
Trying to start seeds in rockwool, they germinate fine. They die or never sprout out of the rockwool. Starting for hydro grow. Soaking rockwool in RO, sprouting seeds works fine. Transfer sprout to rockwool , one fail t… --- ## [Grodan gro-blocks 4x4 cubes first time user](https://ilgmforum.com/t/grodan-gro-blocks-4x4-cubes-first-time-user/116979)
**Author:** [@Nomad420](https://ilgmforum.com/u/Nomad420)\ **Replies:** 28\ **Last updated:** [February 8, 2025, 12:37pm UTC](https://ilgmforum.com/t/grodan-gro-blocks-4x4-cubes-first-time-user/116979 "2025-02-08T12:37:56Z")
Vegging some leftover over clones in 4x4 gro-blocks my question is how long can I keep them in the blocks for looking to have a cleaner setup then coco for future clones currently using the small airpots for moms --- ## [Just proud of my build wanted to share](https://ilgmforum.com/t/just-proud-of-my-build-wanted-to-share/116396)
**Author:** [@Mcanter89](https://ilgmforum.com/u/Mcanter89)\ **Replies:** 15\ **Last updated:** [January 4, 2025, 7:33pm UTC](https://ilgmforum.com/t/just-proud-of-my-build-wanted-to-share/116396 "2025-01-04T19:33:41Z")
So i built a greenhouse wanted to share because how far i have come learning this thanks to this forum :v:t2:i started with 5gallon DWC but then thought if plants grow bigger in the ground then maybe if i use bigger buck… --- ## [Mag and Epsom? What’s the scoop?](https://ilgmforum.com/t/mag-and-epsom-what-s-the-scoop/113026)
**Author:** [@Coaxer](https://ilgmforum.com/u/Coaxer)\ **Replies:** 7\ **Last updated:** [September 10, 2024, 6:40pm UTC](https://ilgmforum.com/t/mag-and-epsom-what-s-the-scoop/113026 "2024-09-10T18:40:05Z")
This is my 3rd grow and the girls are 4.5 weeks into flower. Seeing what I believe is some mag deficiency. But please correct me if I’m wrong. So, do I need to add Mag, or is increasing the epsom enough? Would love every… --- ## [SoloCup Hydroponic](https://ilgmforum.com/t/solocup-hydroponic/112614)
**Author:** [@GroloCup410](https://ilgmforum.com/u/GroloCup410)\ **Replies:** 5\ **Last updated:** [July 23, 2024, 12:15pm UTC](https://ilgmforum.com/t/solocup-hydroponic/112614 "2024-07-23T12:15:51Z")
MegaCrop 1 part nutes at 850EC @ 5.8 pH… Happy Bird Seeds Shamanade and Mothership autos and Gas Burzst and Nuclear Scary Bubbles photos by Nukeheads all Fems… Pictures were taken 1 week apart. Also have a few of m… --- ## [Still learning hydroponics](https://ilgmforum.com/t/still-learning-hydroponics/110637)
**Author:** [@RickG31\_FT0](https://ilgmforum.com/u/RickG31_FT0)\ **Replies:** 7\ **Last updated:** [May 19, 2024, 2:09pm UTC](https://ilgmforum.com/t/still-learning-hydroponics/110637 "2024-05-19T14:09:50Z")
Any help appreciated… Yes I’m starting them in am AERO GARDEN tye setup til get a BOX WATER GROW KIT ( suggestions appreciated once again, have a decent budget to play with but would still like to keep it not too expensi… --- ## [2nd YEAR BEGINNER](https://ilgmforum.com/t/2nd-year-beginner/110495)
**Author:** [@RickG31\_FT0](https://ilgmforum.com/u/RickG31_FT0)\ **Replies:** 19\ **Last updated:** [May 15, 2024, 8:47pm UTC](https://ilgmforum.com/t/2nd-year-beginner/110495 "2024-05-15T20:47:15Z")
AMNESIA ON TOP ; BLUE CHEESE ON BOTTOM. BOTH AUTOS. 2ND DAY. YES, I started them in the AERO GARDEN an im two weeks start F&F 3 PACK feed. This set up will let them reach a 19" HT before transferring to --- ## [Beginner DWC bucket bubbler](https://ilgmforum.com/t/beginner-dwc-bucket-bubbler/110594)
**Author:** [@Rsandds](https://ilgmforum.com/u/Rsandds)\ **Replies:** 1\ **Last updated:** [May 9, 2024, 2:38am UTC](https://ilgmforum.com/t/beginner-dwc-bucket-bubbler/110594 "2024-05-09T02:38:29Z")
I made about a 3 gallon bubble bucket as upgrade from using this small plant hydro kit and I used the nutes that came with it. The plant seems to be doing satisfactory Nursery sold me these Do i mix according t… --- ## [Hydro question:](https://ilgmforum.com/t/hydro-question/110440)
**Author:** [@Rsandds](https://ilgmforum.com/u/Rsandds)\ **Replies:** 15\ **Last updated:** [May 6, 2024, 5:59pm UTC](https://ilgmforum.com/t/hydro-question/110440 "2024-05-06T17:59:33Z")
New to hydroponics. I got a new all in one hydroponics thing for christmas and was using it to start my autoflower seeds in rock wool. I let this one grow in there and added air pump after it started taking off. I fear t… --- ## [3 Week old Atuo in DWC HELP!](https://ilgmforum.com/t/3-week-old-atuo-in-dwc-help/110131)
**Author:** [@SaltyB](https://ilgmforum.com/u/SaltyB)\ **Replies:** 3\ **Last updated:** [April 21, 2024, 8:48pm UTC](https://ilgmforum.com/t/3-week-old-atuo-in-dwc-help/110131 "2024-04-21T20:48:31Z")
Hello! I am posting on here to see if there’s something I should change. This plant is just now getting to be 3 weeks old and seems to be growing ALOT slower than other autos I’ve grown in the past. I’m using the flora … --- ## [Need Help for Watersystem](https://ilgmforum.com/t/need-help-for-watersystem/108162)
**Author:** [@MachWas](https://ilgmforum.com/u/MachWas)\ **Replies:** 6\ **Last updated:** [January 28, 2024, 2:15pm UTC](https://ilgmforum.com/t/need-help-for-watersystem/108162 "2024-01-28T14:15:57Z")
I plan to build a drip system with PE pipe (20 mm), stopcock, filter, check valve (3/4 inch), 19-20 mm hose and a pump with a tank of 90 liters. My question is how many liters per hour does the pump have to deliver? Su… --- ## [Bubbala's Bucket Journal](https://ilgmforum.com/t/bubbalas-bucket-journal/102834)
**Author:** [@Bubbala](https://ilgmforum.com/u/Bubbala)\ **Replies:** 58\ **Last updated:** [November 7, 2023, 5:07pm UTC](https://ilgmforum.com/t/bubbalas-bucket-journal/102834 "2023-11-07T17:07:10Z")
Greetings to all my new growmies! Ok… so I’ve been fiddling around with this concept on/off for a couple years now, and have had some success with a single plant RDWC. It’s grown some respectable plants, but I’m just ho… --- ## [Flood Table in 4x4](https://ilgmforum.com/t/flood-table-in-4x4/105691)
**Author:** [@Bando\_Budz93](https://ilgmforum.com/u/Bando_Budz93)\ **Replies:** 4\ **Last updated:** [October 2, 2023, 10:54am UTC](https://ilgmforum.com/t/flood-table-in-4x4/105691 "2023-10-02T10:54:17Z")
So recently revisited A video where i saw the jungle boy’s set up using rockwool cubes , top feeding flood and drain system . I have a 4x4 gorilla grow shorty tent that i extended to 5’7” with the extensions that came wi… --- ## [Hydro Setup Question](https://ilgmforum.com/t/hydro-setup-question/101234)
**Author:** [@Veva](https://ilgmforum.com/u/Veva)\ **Replies:** 11\ **Last updated:** [July 11, 2023, 10:45pm UTC](https://ilgmforum.com/t/hydro-setup-question/101234 "2023-07-11T22:45:16Z")
Hello, I’m new here. Are two 5gal DWC pots practical for a 3x3 tent or would it be more beneficial to downgrade to one 5gal pot? I’m open to any suggestions. --- ## [ILGM Master Kush grow](https://ilgmforum.com/t/ilgm-master-kush-grow/97042)
**Author:** [@Bighead500](https://ilgmforum.com/u/Bighead500)\ **Replies:** 82\ **Last updated:** [May 24, 2023, 2:09pm UTC](https://ilgmforum.com/t/ilgm-master-kush-grow/97042 "2023-05-24T14:09:23Z")
After a failed last attempt :frowning:Root rot on both plants and trying to resurrect them I have started a new grow. Same strain as before just new methods. Growing 1 plant Master Kush Tent: vivosun 3x3x6 Light: 150w… --- ## [Pointers on defoliating only 12-13 days in veg?](https://ilgmforum.com/t/pointers-on-defoliating-only-12-13-days-in-veg/100505)
**Author:** [@DirtyDanMtnMan](https://ilgmforum.com/u/DirtyDanMtnMan)\ **Replies:** 27\ **Last updated:** [May 21, 2023, 1:56am UTC](https://ilgmforum.com/t/pointers-on-defoliating-only-12-13-days-in-veg/100505 "2023-05-21T01:56:58Z")
First grow doing hydro photoperiod in RDWC. Looking for suggestions on how best to defoliate and get more light to the new growth underneath? I am thinking the giant fan leaves first and LST the new horizontal growth. … --- ## [Hydro imbalance causing weird leaves!](https://ilgmforum.com/t/hydro-imbalance-causing-weird-leaves/100307)
**Author:** [@Lunabudz929](https://ilgmforum.com/u/Lunabudz929)\ **Replies:** 5\ **Last updated:** [May 17, 2023, 8:46pm UTC](https://ilgmforum.com/t/hydro-imbalance-causing-weird-leaves/100307 "2023-05-17T20:46:52Z")
Hello. Im having some sort of imbalance. First ti1eme hydro, using connoiosseur line nutes in bloom on autoflower bloom a and b 16ml/g and calmag at 5ml/g. When i balanced it the otqher night, it was 5.8pH and ~800 (afte… --- ## [Help please! Im not sure what is causing this](https://ilgmforum.com/t/help-please-im-not-sure-what-is-causing-this/100290)
**Author:** [@Johnnyhempseed](https://ilgmforum.com/u/Johnnyhempseed)\ **Replies:** 8\ **Last updated:** [April 26, 2023, 10:59am UTC](https://ilgmforum.com/t/help-please-im-not-sure-what-is-causing-this/100290 "2023-04-26T10:59:29Z")
I run a 4 pot recirculating deep water culture system. Its in week three. 12/ 12 light cycle this came on within a few days. Nutrients are general hydroponics micro, grow, and bloom trio. Just flushed. Thinking i… --- ## [Should I add nutes?](https://ilgmforum.com/t/should-i-add-nutes/99106)
**Author:** [@Cfpdadto3](https://ilgmforum.com/u/Cfpdadto3)\ **Replies:** 5\ **Last updated:** [April 7, 2023, 6:40pm UTC](https://ilgmforum.com/t/should-i-add-nutes/99106 "2023-04-07T18:40:58Z")
So I’m running a hydro rwdc system with jacks 3-2-1z Current pppm is at 1330 after adding more rain water and the jacks target is 1640 pppm. I hit 8 weeks on Thursday, all milky and no amber trichomes on any of the pla… --- ## [ORP Control, Lowering levels](https://ilgmforum.com/t/orp-control-lowering-levels/99620)
**Author:** [@tyanders1987](https://ilgmforum.com/u/tyanders1987)\ **Replies:** 1\ **Last updated:** [April 5, 2023, 7:42pm UTC](https://ilgmforum.com/t/orp-control-lowering-levels/99620 "2023-04-05T19:42:04Z")
Hello! This group is always so helpful, and I thank everyone in advance. I’ve been googling and googling about controlling ORP… there’s a lot of good information out there, but it’s all geared towards raising ORP leve… --- ## [Does she look hungry?](https://ilgmforum.com/t/does-she-look-hungry/97512)
**Author:** [@Sweenzzzz](https://ilgmforum.com/u/Sweenzzzz)\ **Replies:** 36\ **Last updated:** [February 1, 2023, 3:06am UTC](https://ilgmforum.com/t/does-she-look-hungry/97512 "2023-02-01T03:06:21Z")
I have a feeling i am under feeding my plant, what are your thoughts? Im entering week 6 veg this week, ppm was 778 and EC i believe 1676 before i left for work this morning, will be upping her nutes when i get home, any… --- ## [Northern Lights either did not germinate or shrivelled up-hydroponics](https://ilgmforum.com/t/northern-lights-either-did-not-germinate-or-shrivelled-up-hydroponics/97030)
**Author:** [@ILGM.Support](https://ilgmforum.com/u/ILGM.Support)\ **Replies:** 3\ **Last updated:** [January 16, 2023, 3:56pm UTC](https://ilgmforum.com/t/northern-lights-either-did-not-germinate-or-shrivelled-up-hydroponics/97030 "2023-01-16T15:56:25Z")
From a fellow grower: bought 10x northern light feminized seeds.I planted six seeds two came up got to about a half inch then shriveled up.the other four never sprouted. These pictures show the hydroponic system I’m usi… --- ## [Time for nutrients? First grow! Skywalker OG](https://ilgmforum.com/t/time-for-nutrients-first-grow-skywalker-og/96686)
**Author:** [@Sweenzzzz](https://ilgmforum.com/u/Sweenzzzz)\ **Replies:** 9\ **Last updated:** [January 5, 2023, 2:54am UTC](https://ilgmforum.com/t/time-for-nutrients-first-grow-skywalker-og/96686 "2023-01-05T02:54:29Z")
Sweenzzzz 1 5h Hey all, i hope i am doing this correctly, i just had some questions on my first grow, i am growing some Skywalker OG, it is 11 days old today it seems to be going really well but im noticing my plant i… --- ## [Do-si-dos germinated then died-hydroponics grow](https://ilgmforum.com/t/do-si-dos-germinated-then-died-hydroponics-grow/95886)
**Author:** [@ILGM.Support](https://ilgmforum.com/u/ILGM.Support)\ **Replies:** 4\ **Last updated:** [December 6, 2022, 10:32pm UTC](https://ilgmforum.com/t/do-si-dos-germinated-then-died-hydroponics-grow/95886 "2022-12-06T22:32:05Z")
From a fellow grower: My seeds all germinated but only some grew. The 6 seeds that popped but didn’t grow just turned into mush. Strain: Auto Do si dos Type (fem/auto/reg): AUTOS Climate (indoor/outdoor): INDOO…