24th May 2018
Linnean Society of London, Piccadilly, London
A selection of work on display in the Library and in an overhead projection in the Lecture theatre, for the Society's AGM and award ceremony.

February - September 2017
Bourneside Gallery, Dorking, Surrey
4 lino cut prints of plants: 'Fern fronds', 'Ochre meadow', 'Oxenber ash' and 'Hellebore' included in exhibition entitled Natural Beauty.

25 February - 1st April 2017 
Riverside Gallery, Richmond
Framed print entitled 'Named by Linnaeus'  included in exhibition entitled Botanical Beauty. (See blog post dated 28th February 2017).


11 - 14 July 2013 
Coronation Festival, Buckingham Palace, London
Three illustrations of British flora displayed by the Queen Elizabeth Scholarship Trust in the summerhouse in the gardens of Buckingham Palace.


4 Sept - 9 Dec 2012
Garden Library,  RHS Garden, Wisley, Surrey
Solo exhibition entitled Taking a Closer Look - digital portraits of trees and shrubs growing at the RHS Garden, Wisley.
Framed illustrations, virtual book on display and monitor presentation.


Dec 2010 - Feb2011
Riverside Gallery, Richmond, Surrey
Illustration of Lathraea clandestina displayed in the Picturing Science exhibition.


24 May - 25 Aug 2010 
The Garden Museum, Lambeth, London
Solo exhibition entitled PhotoSynthesis - Digital Botanical Illustrations by Niki Simpson. Virtual book display.  


Jun 2010
South London Botanical Institute, London
A selection of framed illustrations displayed for their 2010 Open Days.


Jun - Oct 2009
RHS Hyde Hall Garden,  Chelmsford, Essex
Digital Diversity - a new approach to botanical illustration
Framed illustrations and A1 enlargements printed on both board and acrylic (see photo above).


Mar - Jul 2009
Royal Botanic Gardens, Kew,  Richmond
Image of Linum usitatissimum displayed in The Power of Plants exhibition in the Shirley Sherwood Gallery.


Oct 2008
RHS Great Autumn Show,  Westminster, London 
Digital botanical illustration : colour in botanical recording
Exhibit of 8 framed illustrations of non-woody British plants. 


Nov 2007
Linnean Society of London, Piccadilly, London
Exhibit of 20 framed illustrations of both native and garden UK flora on display in the library
for the conference Design and Colour - colour in plants and animals.


Oct 2007 
RHS Great Autumn Show, Westminster, London
Botanical Details
Exhibit of 8 framed illustrations of deciduous trees showing autumn colour.


May 2007
Garden Library,  RHS Garden, Wisley,  Surrey
Virtual book entitled Linnaeus and plant descriptions displayed in the Garden Library at RHS Wisley.


Spring 2007
Meadow Croft Garden Centre, Battlesbridge, Essex
Exhibition of 20 framed illustrations.


Apr 2007 
RBGE Benmore, Argyll, Scotland
Projected display of 6 illustrations for RBGE's exhibition Classify on biodiversity and taxonomy.


July - December 2007
Royal Botanic Gardens, Edinburgh, Scotland
Display of 6 framed illustrations or RBGE's exhibition Classify on biodiversity and taxonomy.   


Mar - May 2007
BGBM Botanical Museum Berlin-Dahlem, Germany
Solo exhibition entitled Digital Diversity - a new approach to botanical illustration.
Display of virtual book and 41 framed illustrations. Exhibition brochure with foreword by Professor Herr Walter Lack.


Oct 2005
RHS London Show, Westminster
Exhibit of 16 digital plant portraits of a wide range of plant types.   


Jul 2005
XVII International Botanical Congress, Vienna
Scientific poster presentation Moving botanical illustration into the digital era.


Oct 2004
RHS London Show, Westminster
Exhibit of 8 composite images of the foxglove entitled digital Digitalis.


Jan 2004 
RHS Wisley Garden, Laboratory  Building
Display of my first digital illustrations in the Reception area at the Royal Horticultural
Society Garden, Wisley, Surrey.