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Modern rose hybrids have a worrying lack of genetic diversity


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Modern rose hybrids have a worrying lack of genetic diversity

Hybrid tea roses, which include varieties such as Charles de Gaulle, are the most popular class of modern garden rose

Fir Mamat / Alamy

Modern commercial roses have lost over a quarter of their genetic diversity compared with older varieties, which could leave them vulnerable to ********* or climate change.

Roses have been admired and grown since antiquity, when people in Asia and Europe began cultivating ancient varieties from a dozen wild rose species. There were less than 100 varieties before 1800, but by 1900 there were around 8000 varieties of crossed ****** and *********…





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genetics,plants
#Modern #rose #hybrids #worrying #lack #genetic #diversity

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