The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.

The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.

It propagates some unusual plants such as Beesia calthifolia, Jeffersonia diphylla, Diplarrhena moraea, Triostemon pinnatifidum, The gardens open from May to September by appointment only. The gardens ...

The plant, which was expected to have gone extinct over two thousand years ago was known as silphion (or silphium) by the ancient Greeks. The professor discovered what he believes to be a ...