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

submitted 7 months ago* (last edited 7 months ago) by Potatos_are_not_friends@lemmy.world to c/til@lemmy.ca

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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

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[-] Fenrisulfir@lemmy.ca 2 points 7 months ago

Got the wife an aerogarden for Christmas. We’ve been growing a ton of herbs indoors with just the led lights for months. Wait til you find out you don’t even need soil to grow stuff

this post was submitted on 18 Apr 2024

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