Tag Archive for ‘photoperiodism’

Painting the Town Red with Poinsettia

With UK supermarket shelves currently full of poinsettia (Euphorbia pulcherrima), it can only mean one thing – Christmastime is upon us, and the traditional ornamental plant returns to our lives once more. Cuttings, first planted in July, have been carefully nurtured to the point of perfection by expert horticulturalists, striving to bring poinsettia to their festive peak.

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