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Anyone want to share there methods for doing a slurry test? I have never done one but I think my pH is low. I am growing in Ocean Forest. Is slurry better then runoff?

Hey growers, I just got a new pH pen, HM digital PH-80. How do you all store and care for your meters? I want to take better care of this one. It's my second meter first one was more of a learning experience. I already use a storage solution and keep the meter moist. Should I use the HM brand of...

Hey everyone, this post isn't about any plant problems but more of a general discussion. I have noticed a lot a 600/400w digital ballast are no longer available on online retailers, Hydrofarms own website even seems to indicate that they are being pushed out. I learned how to grow under MH and...

I think mice may be destroying my seedlings. I'm finding broken steams and the cotyilodons are missing on the only two seedlings that are left standing. Has this ever happened to anyone else?

Hey growers, How much light would you guys recommend for two indoor plants in a 2x4 tent. I am finishing up my second grow right now. Since starting I have done two plants at a time with 150w hps per plant both veg and flower in 5 gal pots with good potting soil. I have noticed from my own...

I can't seem to get the humidity level in my grow tent to stay above 50% I am using an ultrasonic humidifier and can only get it to 41%. I am running two 150w hps, with an exhaust fan under 200cmf. Also my tent is only 2-4ft. How do you all handle this?

hello fellow growers, I am currently running two 150 watt HPS lights. I want to add another 100w without having to buy new HID lights. I am thinking of hanging a couple CFL (6400k) or maybe a few small LED bulbs. Anyone have any thoughts or guidelines on how to do this. I am really trying to not...

Hey everyone, first-time grower here with a northern lights auto flower (in late flower stage). I am growing in roots organic soil with two 150w hps in the tent (other light it's on a different plant) My plant is 14 weeks old at this point (95 days). This is my first grow so I made a ton of...

Ok, everyone, I am a first-time grower with two very basic questions about watering. I know my questions are going to come off as a little stupid, and I have a feeling I already know the answers but I have been battling with watering the whole grow. And now that I'm using nutes it's more...

Hey fellow growers, does anyone know how to mix cal-mag (general hydroponics) into a foliar spray to spray one plant? And what is the best way to apply it? Like should I spray the whole plant or just the leaves with the worst deficiency? Should I wait until lights are off at the end of the day...

Hello GWE community, I am currently doing an indoor soil grow: two northern lights auto plants (Nirvana Seeds). They where not started at the same time, one is in veg (5 weeks, 12 1/2'' tall and growing like an inch a day). The other is in flower (10 weeks, 30'' tall). However, since they are...