Grow Lights for Plants with Leslie Halleck: Best of Growing Joy Replay

Grow Lights for Plants with Leslie Halleck: Best of Growing Joy Replay

59:01 Oct 16, 2025
About this episode
Did you know that brightness has nothing to do with how much energy your plants actually receive from light? In this episode, I’m joined by horticulturist and author Leslie Halleck, who literally wrote the book Gardening Under Lights. Together, we’ll break down the science of indoor grow lights in a simple, approachable way—so you can confidently choose the right setup to keep your plants thriving all winter long (and beyond). In this episode, we learn:What Leslie’s personal grow light set up isWhat photosynthesis isWhy light is important for plantsWhat the different colors of light do for plants and why “full spectrum” grow lights are so importantLumens vs PAR vs Kelvin = how to measure lightWhat the best choice of grow lights for indoor houseplants areDefining “bright indirect” for a grow lightPatreon Plant Friend and listener Questions! Mentioned in our conversation:Leslie's books: Gardening Under Lights and Plant Parenting: Easy Ways to Make New HouseplantsSoltech Solutions: soltechsolutions.comModern Sprout: modernsprout.comBloom and Grow Amazon Grow light Storefront: http://bit.ly/growlightep Wondering if your plants need grow lights this season?Check out the full show notes and blog to learn how to actually make them work for your plants! Follow Leslie:WebsiteInstagramTwitterPinterestFacebookYouTube  Follow Maria and Growing Joy:Order my book: Growing Joy: The Plant Lover's Guide to Cultivating Happiness (and Pla
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