A palm house is a greenhouse

Greenhouse

A greenhouse is a building in which plants are grown. These structures range in size from small sheds to very large buildings...

 that is specialised for the growing of palms

Arecaceae

Arecaceae or Palmae , are a family of flowering plants, the only family in the monocot order Arecales. There are roughly 202 currently known genera with around 2600 species, most of which are restricted to tropical, subtropical, and warm temperate climates...

 and other tropical and subtropical plants. Palm houses require constant heat and were built as status symbols in Victorian Britain

Victorian era

The Victorian era of British history was the period of Queen Victoria's reign from 20 June 1837 until her death on 22 January 1901. It was a long period of peace, prosperity, refined sensibilities and national self-confidence...

. Several examples of these ornate glass and iron structures can still be found in major parks such as Liverpool's

Liverpool

Liverpool is a city and metropolitan borough of Merseyside, England, along the eastern side of the Mersey Estuary. It was founded as a borough in 1207 and was granted city status in 1880...

 Sefton Park

Sefton Park

Sefton Park is a public park in south Liverpool, England. The park is in a district of the same name within the Liverpool City Council Ward of Mossley Hill, and roughly within the historic bounds of the large area of Toxteth Park...

 and Stanley Park

Stanley Park, Liverpool

Stanley Park is a park in Liverpool, England, designed by Edward Kemp, which was opened on 14 May 1870 by the Mayor of Liverpool, Joseph Hubback. It is significant among Liverpool's parks on account of its layout and architecture. It has a grand terrace with expansive bedding schemes that were...

.

One of the earliest examples of a palm house is located in the Belfast Botanic Gardens

Belfast Botanic Gardens

Belfast Botanic Gardens is a public park in Belfast, Northern Ireland.Occupying of south Belfast, the gardens are popular with office workers, students and tourists. They are located on Stranmillis Road in Belfast's university area, with Queen's University nearby...

. Designed by Charles Lanyon

Charles Lanyon

Sir Charles Lanyon DL, JP was an English architect of the 19th century. His work is most closely associated with Belfast, Northern Ireland.-Biography:Lanyon was born in Eastbourne, Sussex in 1813...

, the building was completed in 1840. It was constructed by iron-maker Richard Turner

Richard Turner (iron-founder)

Richard Turner was an Irish iron-founder and manufacturer of glasshouses, born in Dublin.His works included the Palm House at Kew Gardens , the glasshouse in the Winter Gardens at Regent's Park in London, the Palm House at Belfast Botanic Gardens and the Curvilinear Range at the Irish National...

, who would later also build the Palm House at Kew

Royal Botanic Gardens, Kew

The Royal Botanic Gardens, Kew, usually referred to as Kew Gardens, is 121 hectares of gardens and botanical glasshouses between Richmond and Kew in southwest London, England. "The Royal Botanic Gardens, Kew" and the brand name "Kew" are also used as umbrella terms for the institution that runs...

. The latter, designed by Decimus Burton

Decimus Burton

Decimus Burton was a prolific English architect and garden designer, He is particularly associated with projects in the classical style in London parks, including buildings at the Royal Botanic Gardens, Kew and London Zoo, and with the layout and architecture of the seaside towns of Fleetwood and...

 and Nicole Burton, was the first large-scale structural use of wrought iron

Wrought iron

thumb|The [[Eiffel tower]] is constructed from [[puddle iron]], a form of wrought ironWrought iron is an iron alloy with a very low carbon...

.