Brown University its Victorian Web provides information about the era taking in most of Gertrude Jekyll’s life.
Country Life English magazine, founded in 1897 by Edward Hudson, a Gertrude Jekyll client; for which she wrote many articles, including this one about her voyages and watercolours.
Garden History Society London; it promotes the study of the history of horticulture in all its aspects. Its web site has links to sites of interest to garden enthusiasts.
Godalming Museum in the Surrey town of Godalming, near where Gertrude Jekyll lived, with material of interest to students of her life and work.
Historic Gardens Review magazine with sub-title The Voice of Historic Parks and Gardens Worldwide:
Hortus a quarterly journal covering gardens, plants, people, books, design and ornament.
Jekyll Island Georgia, formerly a retreat for millionaires; named after Sir Joseph Jekyll, Gertrude Jekyll’s kinsman, it was said to be the place where a conclave of bankers and politicians designed the Federal Reserve System during the financial crisis of 1910.
William Morris Gallery located in the Morris family home, Waltham Forest in North East London; contains a notable collection which illustrates his life, work and influence.
Museum of Garden History the world’s first devoted to garden history; located in the restored church of St Mary-at-Lambeth, across the Thames from the Houses of Parliament in London.
National Gardens Scheme founded in 1927 which raises money for good causes, through the generosity of owners who open their gardens on specific days; 3,500 gardens throughout England and Wales participate in the scheme.
National Portrait Gallery London holds Sir William Nicholson’s portrait of Gertrude Jekyll, painted in her 77th year.
National Trust for Scotland founded in 1931 to preserve places of historic interest or natural beauty in Scotland.
National Trust founded in 1895 to preserve places of historic interest or natural beauty. It owns and manages 200 houses and gardens, open to the public, in England, Wales and Northern Ireland.
Ohio State University information on horticultural history.
Royal Botanic Gardens Kew, West London; Gertrude Jekyll sent specimens for conservation.
The Rosarian for rose lovers and rose growers.
Surrey History Centre Woking, holds archives and printed material on the history of Surrey, including original Gertrude Jekyll correspondence, manuscripts, proofs for Old West Surrey, photographs and paintings. It holds microfiches of most of her garden plans.
The Tate Gallery, London Sir Wiliam Nicholson’s portrait of Gerturde Jekyll’s boots is here. The link shows other paintings by him.
University of California contains original drawings and working papers for most of Gertrude Jekyll’s gardens; many can be viewed on line.
University of York has a database with information about historic parks and gardens in UK, including several designed by Gertrude Jekyll.