Mary Rose Spiller (13 April 1924 – 27 October 2019) was an English horticulturist and teacher who devoted her life to the dissemination of successful horticulture, particularly by women, in Britain.

She wrote two gardening books: Growing Fruit (1980),[1] and Weeds, Search and Destroy (1985).

In 1942,[3] she began studying at the Waterperry School of Horticulture under Beatrix Havergal.

[8] She took part in episode 6 of the 2014 BBC TV series Glorious Gardens from Above.

[10] Alongside her work at Waterperry, Spiller gave lectures to the gardening enthusiasts around Oxfordshire for more than 60 years from the 1950s onwards.