The Gardens and parks of Hampton Court Palace, London: Frances Lincoln Publishers in collaboration with Historic Royal Palaces, 2005
The London town garden 1700-1840, New Haven; London: Yale University Press for the Paul Mellon Centre for Studies in British Art, 2001.

Articles

'Reawkening a Kensington Palace Treasure', Country Life, 20 May 2009, p.63
'The Washington Inn: the 'House of Ulysses' in St James's Square, The London Gardener, vol. 13, 2008, pp.89-95
'Portman Square Garden: "The Montpelier of England"', The London Gardener, vol. 12, 2007, pp. 78-93
'Life in a City-Square', London Landscapes, no. 18, spring 2008, pp. 10-11.
'Thurloe Square', Brompton Quarterly, edition 11, spring 2008, pp.4-5.
'Mapping a National Style: topography & landscape at the Yale Center for British Art', Apollo, April 2007, pp. 52-9.
'Topiary on a Gargantuan Scale: the clipped Yew-trees at four ancient London churchyards', The London Gardener, vol. 11, 2006, pp. 70-86.
'One Rare Piece of Novelty', the re-discovery of the original drawing for the splendid c17th font at Canterbury Cathedral, with Tim Knox, Apollo, July 2006, pp. 49-57.
'Landscape gardens in essence', Apollo, vol. 161, no. 516, February 2005, pp 72-4.
'The New Globe Tavern and its pleasure grounds, Mile End Road', The London Gardener, vol. 9, 2004, pp 53-60.
'At play in the field of the Lords', Antiquarian Book Review, May 2003, pp 36-9.
'A Note on the London Inventory of Historic Green Spaces', The London Gardener, vol. 8, 2003, p 96.
'New making' the Duke of Beaufort's garden in Upper Grosvenor Street', Georgian Group Journal, vol. 12, 2002, pp 149-162.
'Crowns for the Flowers of Queens', Country Life, 30 May 2002, pp 154-5.
'New making & altering of his Grace ye Duke of Beauforts garden in Up[p]er Grosvenor Street London', Georgian Group Journal.
'A new angle on London's squares', Country Life, vol. 196, no. 20, 2002 May 16, pp 166-68.
'A Palmyrene eye-catcher for Hanover Square Gardens?', The London Gardener, vol. 6, 2001, pp 50-9.
'Melancholy little gardens', Guide London, Copenhagen, 1999, pp 69-77.
'Edifices of show hide the views', Country Life, vol. 195, no. 17, 2001 Apr. 26, pp 96-7.
'Private Urban Gardening in England, 1700-1830: On the Art of Sinking' Dumbarton Oaks, Colloquium no. 14, 1995
'The 'Pert Squirt': a history of the Fountain Court at the Middle Temple', The London Gardener, vol. 3, 1998, pp 39-48.
'Grimsthorpe Castle, Lincolnshire', Country Life, vol. 192, no. 21, 1998 May 21, pp 50-5.
'History of Spencer House garden, 27 St James's Place, SW1', The London Gardener, vol. 1, no. 1, 1995, pp 40, 42-8.
'Thorvaldsen's 'Valdrescot': a lost bust of Sir Walter Scott discovered' (with Tim Knox), Apollo, vol. cxxxvii, no. 372, February 1993, pp 75-81.
'Institutional elysiums: London's almshouse gardens 1690-1810', Georgian Group Journal, 1992, pp 82-6.
'A town garden design for 29 Old Burlington Street, Westminster' (with Tim Knox), Georgian Group Journal, 1991, pp 36-40.
'Gardening and the middle classes', London Pride: The Glorious History of the Capital's Gardens, Mireille Galinou, ed., Anaya Press: London, 1990, pp 122-33.
'Plant effluvia. Changing notions of the effects of plant exhalations on human health in the eighteenth and nineteenth centuries', Journal of Garden History, vol.7, no.2, pp 176-85.
'Proposal for a Georgian Town Garden in Gower Street: the Francis Douce Garden', Garden History, Autumn 1987, vol.15, no. 2, pp 136-44.
'James Cochran: florist and plant contractor to Regency London', Garden History, vol. 15, no. 1, 1987, pp 55-63.