Home Forums Q&A How close should a light be to seedlings. Reply To: How close should a light be to seedlings.

#2171
asa.eco
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Points: 541

Yup, its all about the PPFD, so take your time with the par chart to determine what distance is good. As @necroticturtle said, seedlings need their PPFD below 400, above 200. But thats just for the first 2 weeks (if growing from seed).

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