Your CO2 Setpoint Decides Whether a High-Intensity Grow Light Pays Off
At ambient CO2, most crops stop using extra light near 900 PPFD. Your carbon setpoint decides whether a high-intensity grow light earns its price.
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Grow Light Science & Verification Cases
Deep dives on PPFD, spectrum, efficacy claims, and the manufacturers that actually deliver.
Grow Light Uniformity: Why Average PPFD Hides a Patchy Canopy
Average PPFD says nothing about how evenly light reaches your canopy. How to read a PPFD map, run a uniformity audit, and fix underlit edge rows.
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Forecast-Driven Grow Lighting: How Growers Are Beating Electricity Price Spikes
Sollum and Priva now dim greenhouse lights against day-ahead power prices. Real 8-15% savings data and what a PPFD floor protects.
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UV-B Supplemental Lighting for Leafy Greens: The 2025 Dose-Response Numbers
2025 trials quantify UV-B's tradeoff in lettuce: anthocyanin up 314%, yield down as much as 49%. Real dose-response numbers for CEA growers.
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Heliospectra’s Bankruptcy: What It Means for Grow Light Buyers
Heliospectra AB went bankrupt July 27, 2026. What it means for growers running their fixtures, and how to vet manufacturer stability before you buy.
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Monochromatic LEDs Cut Iron and Zinc in Greens by Up to 70%, New Research Shows
A May 2026 study found monochromatic red or blue LEDs cut iron and zinc in leafy greens up to 70% versus red-blue light. What growers should check.
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Postharvest LED Treatments: What the Research Says About Replacing Fungicides
Published trials show blue and violet LED light triggering a fruit's own defenses against postharvest decay, no fungicide required.
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Longer Photoperiods, Lower Intensity: What New Lettuce Research Means for CEA Lighting Design
New 2025-2026 lettuce studies show photoperiod timing changes yield and fixture sizing at equal daily light integral.
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UV-C Is Replacing Fungicide Sprays in Commercial Grows. Here’s What the Research Shows
Nighttime UV-C treatments cut mildew and mite pressure without fungicides. Here's what peer-reviewed research and commercial field data show.
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Bumblebees See a Different Grow Light Than You Do
Commercial greenhouses tune LED spectrum for plants. Research from Wageningen, Koppert, and Valoya shows bumblebee pollinators read it differently.
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