The Imperial War commission builds three experimental cemeteries including at Forceville in France where Gertrude Jekyll advises on the planting for the walled cemetery with uniform headstones in a garden setting. Blomfield’s Cross of Sacrifice and Lutyens’ Stone of Remembrance are installed at the cemetery which becomes the template for the Commission’s building programme.
Plant breeder Morley Benjamin Crane of the John Innes Horticultural Institution begins a research programme on apple root-stocks with East Malling Research Station. This collaboration results in the development of the MM and MI series of rootstocks for woolly aphid resistance and to control ?tree vigour.
The Veitch Nursery era comes to a close with the death of Sir Harry Veitch, great grandson of the founder of the business. A Gardeners’ Chronicle editorial says Sir Harry was regarded as the "most outstanding figure in contemporary horticulture". It adds: "During the last fifty years no one has exercised so great an influence on all things pertaining ?to gardening.
Landscape architect Geoffrey Alan Jellico publishes his first work, Italian Gardens of the Renaissance.
German engineer, Andreas Stihl, develops the chain saw.
Mycologist Dorothy Cayley of the John Innes Horticultural Institution discovers that the cause of ‘breaking’ in tulips is a transmissible virus. The phenomenon of ‘breaking’ in tulips had been known for several centuries but the reason was not understood.
The Institute of Landscape Architects is founded with Thomas Mawson as it’s first president.