But what do you mean that 5m from a window is “too dark”? I can see fine…
I know you are joking, but humans are terrible at guessing brightness. A living room that appears brightly lit by an artificial light is still about 100 times dimmer than direct sunlight on a summer day
500 lumen per square meter is plenty for a living room, but in my grow tents I’m running 50000 lumen per square meter
The first two are the most definite reason I’ve killed a lot of plants.
A friend came over and nearly screamed “you should be watering these every 2 WEEKS NOT 2 DAYS!!”.
But what do you mean that 5m from a window is “too dark”? I can see fine…
I know you are joking, but humans are terrible at guessing brightness. A living room that appears brightly lit by an artificial light is still about 100 times dimmer than direct sunlight on a summer day
500 lumen per square meter is plenty for a living room, but in my grow tents I’m running 50000 lumen per square meter