Would this be considered stretching?

Wattzzup

Well-Known Member
I’m trying to prevent my seedlings from stretching. This is day 3 from when they sprout.I have a Mars hydro tsw2000. And the light is only on 10% so 35. Should I raise higher?hung 10” away from the tallest one.
Turn your WATTZZUP Why only 10%? I almost fell over reading that. Turn your light up and get it set to a good height that will keep them from stretching.
 

Northeastern

Well-Known Member
I ended up hanging the light at the recommended 24” at full power and they really seem to like it. How long would it take for signs that they don’t like it?
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MickeyFins

Well-Known Member
I ended up hanging the light at the recommended 24” at full power and they really seem to like it. How long would it take for signs that they don’t like it?
View attachment 4903934
I try to dial in 300-400 ppfd at the seedling stage for week 1 then 400-600 week 2 and 700-900 for rest of grow. I don't have anything fancy to measure just a cheap $10 green light meter they have in almost any store or Amazon.
 
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