Did67 wrote:nico239 wrote:Yours is not ridiculous because .........
It is however stunted (lack of light): the back of your box is opaque.
To find out how much light a plant receives, imagine lying in its place. And look above, 360 ° around! A frame leaning against a wall: only 180 ° of light remains. Either half.
To be nuanced a little depending on the orientation (and therefore the sun).
But also according to the "competition" in the frame (density of plants).
For many plants, 50% "full day" light is more than enough for them. For others, it shows signs of fading.
Is etiolation necessarily a sign of lack of light?
The plants for which 50% of light is sufficient, are the plants "of undergrowth": red fruits, squash ...?