light leaks

  1. nanners1

    how dumb is my idea? (autoflower growers please)

    ok, so i only have one good closed space for a closet grow, and im using that one for photoperiod. I have a very clean room with lots of natural light that i can supplement with lm301b LED. where i live the year temp is around 70 to 75 F, RH is about 40 to 60. Can I leave the autoflowers there...
  2. ddeck96

    Accidentally left my lights on for 14 hours during flower!!!!! Help!!!!!!

    So, let my be more specific. The lights in my grow tent were off. But the lights in the room where my grow tent is in were on. Causing definite light leaks. Unfortunately I also left the speed control panel for my ac infinity exhaust fan were also left inside the tent. The light created by it...
  3. olaf687

    Can car headlights interfere with flowering?

    Hi guys I have a bit of a concern. I live on 10 acres a land but we have firefighter who rents our machine shop. Well sometimes he has trucks and cars driving around in the back. Not very often though only happens randomly and not very often and certainly not every night. My greenhouse is on the...
  4. Gurthquake

    Black algae?!? Overnight!?!

    Okay so I have a homemade aerocloner had 4 clones in for about 3 weeks nice long white roots then BAM over night what looked to be BLACK algae? Suffocating all my beautiful roots, also black particals floating on the top layer of water and clinging to the sides of the bucket walls.(looked like...
  5. Nic Barlor

    Light leaks! - How much/big is too much/big?? - Also RO Water pH??

    Good day to you, RIU Community! ____________________________________________________________ TL;DR My Secret Jardin DR90 (3'x3'x6') has a few factory light leaks that are kind of to be expected.. Should I be worried/take precautions? My RO water also comes out of the filter at 9.0 (which I...
  6. DigitalTorture

    Light leaks with autoflowers?

    Hello. I've been growing photo period plants for a few years already, but because of security concerns had to shut down my setup. I figured I'd give a couple auto's a try, so I am running some in my office. My question is, do light leaks during veg or flower bother these girls? I'll be...
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