A Short History of Roof Gardens

Wherever it might be roof top gardeners are aAgain built on vaults, surrounded by stone walls and
breed apart. With space at a premium I've seenfeaturing a 90 square metre pond supplied by water
meadows growing in eaves and roses trailing into thelifted from the river. The lower garden was built in
sky. In the most exposed spaces I've seen mature1681 with another pond. Plants were in boxes with an
trees thriving and come across orchards andemphasis on trees, shrubs and vines with paintings
allotments in sheltered city gardens.giving an illusion of visually expanding the space.
Its never easy growing up in the sky but you'll beFrom the turn of the 20th Century one of the most
amazed what can be achieved with a little planningsuccessful movements and where the term roof
and a close understanding of what you have got togarden was coined were for the theatre roof
deal with. It's harder than gardening on a ground levelgardens of the US in places such as the American
but boy is it more inspirational!Theatre in New York City seen here.
Over half of new homes being built today areThe New York conductor Rudpolph Aronson built the
apartments so roof gardens and terraces arefirst having been inspired by the theatres of Paris and
becoming more and more popular and vital to thethe high cost of land! The Casino Theatre he built
green environment. If you think its too much effortwas the first to specifically include a stage on the
and need a financial motive then research tells usroof for Summer performances. The most
that a great roof space, smallest balcony or terraceimaginative garden theatre was Oscar Hammerstein's
can add 8% to the sales price of a house and 25%Olympia Music Hall built in 1895 completely enclosed in
to the turnover of a restaurant!glass with a constant stream of water pumped to
In this article I'd like to just show you where wethe outer edge of the roof to cool visitors and mask
started creating roof gardens because many peoplethe sound of the street. Even then they were still
believe it's quite a modern phenomenon.using the rocky mountainside look and included
The hanging gardens of Babylon were probably thesimulated lakes with live swans gliding along the
most famous roof gardens of all time. One of thesurface. The introduction of air conditioning and
Seven Wonders of the World probably constructedchanging tastes meant these theatres closed down in
during the rebuilding of Babylon by Nebuchadrezzar IIthe 1920s and one by one were demolished.
to console his wife Amytis who missed the greeneryNow two gardens built before World War II have
of her homeland, Media. We only have mention ofinspired roof garden designers over the years and
the gardens from writings made 200 years after theircontinue to do so. These are the Derry & Toms
destruction probably by Xerxes I around 482BC. It isgarden in Kensington and The Rockefeller Garden in
described as having lofty stone terraces, closelyNew York. Some would also say the Union Square
reproduced mountain scenery with planting to creategarden in San Francisco is influential and indeed this
the mountain surroundings of Media. Siculus (Greekhas recently been re-designed to much praise.
historian 1st Century AD) describes them as beingThe Derry & Toms roof garden opened in 1938 as
100 feet long by 100 feet wide and built in tiers topart of the famous department store. It hosted
resemble a theatre. Vaults carried the weight of theevents with nobility and royalty until the store went
plants with the highest at 70 feet. Gardening on aout of business in 1978. Now part of the House of
grand scale but still with a mind for weight limits!Fraser group it was restored and has a new lease of
The next significant point in roof gardens were thelife. The original garden had more than 500 trees and
Roman roof gardens of Pompei. We don't knowshrubs. This has declined as poor maintenance, age
much about them but the eruption of Mountand drought have taken their toll and the planting has
Versuvius in AD 79 preserved almost perfectly abeen simplified but is still a great example of what
building with what we would define as roof gardenyou can grow. There are three principal areas of
terraces. The Villa of the Mysteries just outside theSpanish gardens, Tudor gardens and English
northwest gate of Pompei has a U shaped terraceWoodland. The garden has been greatly changed for
along its north western and southern perimetersmodern requirements of elevators etc. and the once
where plants were planted directly into soil. Theprolific summer bedding replaced with lawns.
terrace is supported by a colonnade on all three sides.Some of the Rockefeller Centre buildings were
This became a tomb for those escaping the fallingdesigned by the same architect as Derry & Toms -
ash. By careful excavation including pouring plasterRalph Hancock. He was also a fellow of the RHS. The
into the root spaces the plants that were used havegardens are much simpler though with central
been identified.parterres of lawn, trimmed hedges of privet,
There are other gardens of the middles ages such asfountains and ponds just 2 inches deep. These were
those at Mont-Saint-Michel in France, The Medecicompleted just before the Derry & Toms gardens.
garden at Careggi in Italy and the Aztec City ofMore elaborate Mediterranean gardens were designed
Tenochtitlan razed by Cortes in 1521. One of theby the chief horticulturalist for the site. What is most
most notable roof gardens of the 17th and 18thimpressive is that 3000 tons of topsoil was brought
Centuries was the Kremlin Place in Moscow, razed inup in the elevators!
1773 to make way for the Kremlin we know today.From the early days of gardens designed for
Gardens were a great luxury for the Russian nobilityindividuals and as public spaces roof gardens are now
and in the 17th century an extensive two levelspringing up everywhere and an apartment without
hanging garden was installed with an amazing 10its own outdoor space is rare. But we owe our smart
acres on the upper level with two terracesLondon roof gardens to a long history of innovators
descending almost to the edge of the Moscow River.leading the way to greening our cities.