Light Leaks and Potency: Two Cannabis Grow-Room Rules, Tested Against the Research
Does a light leak cause hermaphrodites? Does more PPFD mean more potency? What the actual cannabis lighting research shows.
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Grow Light Science & Verification Cases
Deep dives on PPFD, spectrum, efficacy claims, and the manufacturers that actually deliver.
Full-Spectrum White vs. Narrow-Band Red/Blue Grow Lights: What Drives the Efficacy Gap
Full-spectrum white and narrow-band red/blue LEDs aren't equally efficient. The physics behind the gap, the yield tradeoff, and how DLC V4.0 changes the choice.
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Grow Light Tariffs in 2026: What Commercial Buyers Need to Know Before Your Next Order
Section 301 tariffs on LED grow lights survived the 2026 Supreme Court IEEPA ruling. Here's what commercial buyers need to know before ordering.
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80 Acres Farms Just Shut Down. Here’s What It Means for Your Grow Light Capex Decisions
80 Acres Farms folded this week after $275M+ raised. What the vertical farming shakeout means for how you budget, finance, and vet grow light purchases.
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Grow Light Efficacy Just Got More Expensive to Ignore: The 2026 Electricity Math
AI data centers are driving up 2026 commercial electricity rates, and grow light efficacy now determines real operating costs.
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Lighting as a Service: How Commercial Growers Are Financing LED Fixtures Instead of Buying Them
Grow light financing is outpacing fixture sales. Inside the shift to lighting-as-a-service, and when leasing beats buying outright.
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NLC V5.2: DLC Just Made Grow Light Controllers Rebate-Eligible for the First Time
DLC's NLC V5.2 takes effect Aug. 17, 2026, opening its rebate-recognized controls list to horticultural systems for the first time.
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Fluence’s Parent Just Cut 900 Jobs. Here’s How to Vet a Grow Light Manufacturer’s Staying Power in 2026
Signify cut 900 jobs and Gavita went independent in 2026. Here's how to check a grow light manufacturer's financial footing before you buy.
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Why Commercial Grow Lights Are Losing Their Onboard Drivers
LED power supplies fail more than any other component in commercial grow lights. See why VoltServer, Advanced Energy, and TSRgrow are moving drivers off the fixture.
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Customizable vs. Predefined Spectra: How DLC Hort V4.0 Tests Multi-Channel Grow Lights
DLC Hort V4.0 splits tunable grow lights into two spectrum categories with different testing rules. Here's what commercial buyers need to check before ordering.
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