19 August 2026
A trial by the Agricultural University of Iceland compared HPS, full LED, and hybrid supplemental lighting. LED fixtures cut lighting electricity consumption by 37%, whereas the hybrid setup yielded only a 9% reduction without improving specific energy efficiency. This analysis breaks down yield, energy metrics, and crop quality to evaluate whether partial LED retrofit makes sense for commercial greenhouse complexes.
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18 August 2026
A review of recent research on how LED light spectra alter tomato phenotype, metabolism, and fruit biochemistry under identical PPFD levels. Discover how shifting the spectrum toward red reduces fruit nitrate accumulation by 26.7%, while a balanced polychromatic spectrum increases titratable acidity by 18.7%. Practical insights for greenhouse agronomists and lighting engineers from ECOLED-BIO.
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17 August 2026
Researchers from UC Davis evaluated dynamic vs. static lighting profiles for indoor sweet basil cultivation under equal DLI. Gradually increasing PPFD from 200 to 400 µmol/(m²·s) alongside photoperiod extension from 14 to 18 hours improved light-use efficiency and boosted shoot dry weight by 9%, while increasing chlorophyll content by 19%. We examine the physiological mechanics, energy savings, and implementation of stepped dimming protocols with ECOLED-BIO professional fixtures.
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17 August 2026
Extending the photoperiod to 18–24 hours while proportionally reducing PPFD at a constant DLI of 9.75 mol/(m²·day) nearly doubles lighting energy use efficiency for kale, pak choi, and Canasta lettuce without reducing biomass yield. Research conducted in commercial indoor farming demonstrates how lower light intensity reduces peak electrical load and HVAC heat dissipation, enabling cost-effective LED fixture installation and lower operating costs in controlled environment agriculture.
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17 August 2026
A study by Canada's Harrow Research Centre evaluates four LED lighting spectra (narrowband red-rich with 95% red, pink, warm white, and white) alongside two EC levels (2 and 3 mS/cm) for winter greenhouse strawberry production. Results demonstrate that while broad spectra stimulate vegetative growth, fruit yields remain virtually identical across all treatments. The narrowband red-rich LED spectrum delivers the highest photon efficiency, significantly lowering electricity costs per kilogram of harvested berries.
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17 August 2026
An engineering review of adaptive LED supplemental lighting based on photochemical activity and chlorophyll fluorescence (ΦPSII). Researchers tested real-time optical fluorometer feedback against a predictive regression model incorporating six environmental parameters. Discover how plant-driven feedback optimizes energy efficiency without sacrificing crop yield, and examine the hardware challenges of deploying optical sensors in commercial greenhouse facilities.
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24 July 2026
An ECOLED-BIO 100 W fixture against a 600 W HPS lamp on cucumber seedlings in the same greenhouse: plants developed alike, while power consumption dropped 2.5 times.
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20 July 2026
Lux and watts do not answer whether a plant gets enough light. We explain PPFD and DLI, give target ranges for cucumber, tomato and lettuce, and show how fixture count is calculated.
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