1. J

    Red Plants For Modest Par Levels?

    Hi everyone! I am setting up a 5 gallon/19 liter CO2 tank and - after doing some research (including on this forum) - want to keep my substrate PAR at about 30-50 umols to keep some semblance of stability in the tank. My question is, are there any plants that will readily turn red under such...
  2. D

    Hey Some One Can Recommend For Me What The Best Par For High Tech Tank ?

    hey some one can recommend for me what the best par for high tech tank ? maybe some one know thanks for advanced
  3. skija

    Par Meter

    Hello , can anyone suggest me a PAR meter I can buy from eBay ? I want to measure PAR at substrate level in the tank Price range ~ 150 Eur/dollars Thanks
  4. B

    Par Meter

    I want to buy a PAR meter because I think it can help me know what I'm doing when it comes to light. I have an ATI dimmable screen with 4 T5 80W tubes. I've looked at the Apogee MQ-510 and also looking the Seneye Reef Monitor. The Apogee seems to be a better industrial grade meter. I only...
  5. SingAlongWithTsing

    Sbreef Fresh Water Led 165 Watt Par Data

    Got my Seneye Reef Monitor today, recorded every combination of settings I can think off in increments of 10%. Recorded PAR, Lux, Kelvin, and PUR Product: PAR Data...
  6. A

    Medium Light Par For Midday Peak

    My goal is medium light, which from what I understand would be 40-50 PAR. However, I recently changed my lighting on my 90 gallon from 2x Planted+ to 2x XR15FW G4 and need help translating the 9 hrs of 40-50 PAR I had before to a longer light schedule that ramps up to peak intensity at midday...
  7. Light In Planted Tanks

    Light In Planted Tanks

    The purpose of this article is to touch upon some of the less discussed aspects of lighting, the spectrum, the differences between fluorescent lamps and LEDs as well as the factors possibly responsible for inducing red and orange coloration of plants. It builds upon my knowledge of...
  8. N

    Light Par In Low-mid Plants Advice!

    hello .. I'm newbie! i will be running a low tech planted aquarium with heavily planted! i will be using Tropica aqua soil + seachem root tabs + liquid ferts (easy life profito + easy carbo) my tank is 39 liter which is 10g 20inch (long) x 10inch (wide) x 12inch (deep) soil will be about...
  9. tiger15

    Light Calculator questionable?

    In my 75 gal set up, I have 3 - 48" LED strip lights with a total of 265 diodes, 112 Watt , and 13416 Lumen. Using the light calculator in, I came up with 204 PAR at substrate level, which will put my light in extremely high light regime...