TIL that lettuce can grow with artificial sunlight (specifically red/blue LED lights) (nowiknow.com)

submitted 6 months ago* (last edited 6 months ago) by Potatos_are_not_friends@lemmy.world to c/til@lemmy.ca

21 comments fedilink hide all child comments

As Cary Mitchell, a horticulturist at Purdue University told NPR, in the 1990s, “research showed that you could grow lettuce in just red light. If you add a little bit of blue, it grows better.”

If you’re interested in why, a redditor named SuperAngryGuy wrote up a detailed, well-sourced analysis about three years ago, here

you are viewing a single comment's thread
view the rest of the comments

[-] Obi@sopuli.xyz 3 points 6 months ago

Yeah I'm sitting here wondering what all the fuss is about, that's how I've grown weed for decades lmao.

this post was submitted on 18 Apr 2024

83 points (91.9% liked)

Today I Learned (TIL)

6522 readers

1 users here now

You learn something new every day; what did you learn today?

/c/til is a community for any true knowledge that you would like to share, regardless of topic or of source.

Share your knowledge and experience!

Rules

Information must be true
Follow site rules
No, you don't have to have literally learned the fact today
Posts must be about something you learned

founded 2 years ago

MODERATORS

Kokomheart@lemmy.ca

JCSpark@lemmy.ca