Seeds of rare wildflower sown for ‘perfect bake’ in summer sun

Seeds of a wildflower so rare it is only found in a handful of sites are being “baked” in the sun after last year’s heatwave boosted its survival.

Experts at the Royal Botanic Gardens, Kew, have found the key to helping bring once-common pheasant’s-eye back from the brink of extinction is to expose seeds to the summer sun to encourage them to germinate.

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