April 1, 2026

Science Chronicle

A Science and Technology Blog

April 1, 2026

Science Chronicle

A Science and Technology Blog

Day: November 1, 2025

ChrysanthemumHorticultureNight-break lightsPhytochrome

Night-Break Lights For Chrysanthemum: How Farmers ‘Hold’ The Night To Time A Perfect Flush

Chrysanthemum will flower only when the nights are long enough. Lighting the fields using low-intensity bulbs during the night resets the plant’s clock and stops the flower signal, so the crop keeps building height and branches. When it is ready for the market window, the lights are switched off, giving true long nights. The buds initiate together and a uniform flush arrives in about six to 11 weeks

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